8661250000

素因数分解:

$2^4\times 5^7\times {\mathrm{13}}^2\times {\mathrm{41}}^1$

素因数の和:110

約数の個数: 240

約数和(自身を含む): 23268104496

約数和(自身を除く): 14606854496

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 40, 41, 50, 52, 65, 80, 82, 100, 104, 125, 130, 164, 169, 200, 205, 208, 250, 260, 325, 328, 338, 400, 410, 500, 520, 533, 625, 650, 656, 676, 820, 845, 1000, 1025, 1040, 1066, 1250, 1300, 1352, 1625, 1640, 1690, 2000, 2050, 2132, 2500, 2600, 2665, 2704, 3125, 3250, 3280, 3380, 4100, 4225, 4264, 5000, 5125, 5200, 5330, 6250, 6500, 6760, 6929, 8125, 8200, 8450, 8528, 10000, 10250, 10660, 12500, 13000, 13325, 13520, 13858, 15625, 16250, 16400, 16900, 20500, 21125, 21320, 25000, 25625, 26000, 26650, 27716, 31250, 32500, 33800, 34645, 40625, 41000, 42250, 42640, 50000, 51250, 53300, 55432, 62500, 65000, 66625, 67600, 69290, 78125, 81250, 82000, 84500, 102500, 105625, 106600, 110864, 125000, 128125, 130000, 133250, 138580, 156250, 162500, 169000, 173225, 203125, 205000, 211250, 213200, 250000, 256250, 266500, 277160, 312500, 325000, 333125, 338000, 346450, 406250, 410000, 422500, 512500, 528125, 533000, 554320, 625000, 640625, 650000, 666250, 692900, 812500, 845000, 866125, 1015625, 1025000, 1056250, 1066000, 1250000, 1281250, 1332500, 1385800, 1625000, 1665625, 1690000, 1732250, 2031250, 2050000, 2112500, 2562500, 2640625, 2665000, 2771600, 3203125, 3250000, 3331250, 3464500, 4062500, 4225000, 4330625, 5125000, 5281250, 5330000, 6406250, 6662500, 6929000, 8125000, 8328125, 8450000, 8661250, 10250000, 10562500, 12812500, 13203125, 13325000, 13858000, 16250000, 16656250, 17322500, 21125000, 21653125, 25625000, 26406250, 26650000, 33312500, 34645000, 41640625, 42250000, 43306250, 51250000, 52812500, 66625000, 69290000, 83281250, 86612500, 105625000, 108265625, 133250000, 166562500, 173225000, 211250000, 216531250, 333125000, 346450000, 433062500, 541328125, 666250000, 866125000, 1082656250, 1732250000, 2165312500, 4330625000, 8661250000]

約数ペア:

[(1, 8661250000), (2, 4330625000), (4, 2165312500), (5, 1732250000), (8, 1082656250), (10, 866125000), (13, 666250000), (16, 541328125), (20, 433062500), (25, 346450000), (26, 333125000), (40, 216531250), (41, 211250000), (50, 173225000), (52, 166562500), (65, 133250000), (80, 108265625), (82, 105625000), (100, 86612500), (104, 83281250), (125, 69290000), (130, 66625000), (164, 52812500), (169, 51250000), (200, 43306250), (205, 42250000), (208, 41640625), (250, 34645000), (260, 33312500), (325, 26650000), (328, 26406250), (338, 25625000), (400, 21653125), (410, 21125000), (500, 17322500), (520, 16656250), (533, 16250000), (625, 13858000), (650, 13325000), (656, 13203125), (676, 12812500), (820, 10562500), (845, 10250000), (1000, 8661250), (1025, 8450000), (1040, 8328125), (1066, 8125000), (1250, 6929000), (1300, 6662500), (1352, 6406250), (1625, 5330000), (1640, 5281250), (1690, 5125000), (2000, 4330625), (2050, 4225000), (2132, 4062500), (2500, 3464500), (2600, 3331250), (2665, 3250000), (2704, 3203125), (3125, 2771600), (3250, 2665000), (3280, 2640625), (3380, 2562500), (4100, 2112500), (4225, 2050000), (4264, 2031250), (5000, 1732250), (5125, 1690000), (5200, 1665625), (5330, 1625000), (6250, 1385800), (6500, 1332500), (6760, 1281250), (6929, 1250000), (8125, 1066000), (8200, 1056250), (8450, 1025000), (8528, 1015625), (10000, 866125), (10250, 845000), (10660, 812500), (12500, 692900), (13000, 666250), (13325, 650000), (13520, 640625), (13858, 625000), (15625, 554320), (16250, 533000), (16400, 528125), (16900, 512500), (20500, 422500), (21125, 410000), (21320, 406250), (25000, 346450), (25625, 338000), (26000, 333125), (26650, 325000), (27716, 312500), (31250, 277160), (32500, 266500), (33800, 256250), (34645, 250000), (40625, 213200), (41000, 211250), (42250, 205000), (42640, 203125), (50000, 173225), (51250, 169000), (53300, 162500), (55432, 156250), (62500, 138580), (65000, 133250), (66625, 130000), (67600, 128125), (69290, 125000), (78125, 110864), (81250, 106600), (82000, 105625), (84500, 102500)]