21456916000

素因数分解:

$2^5\times 5^3\times {\mathrm{13}}^2\times {\mathrm{31741}}^1$

素因数の和:31792

約数の個数: 144

約数和(自身を含む): 57088748808

約数和(自身を除く): 35631832808

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 32, 40, 50, 52, 65, 80, 100, 104, 125, 130, 160, 169, 200, 208, 250, 260, 325, 338, 400, 416, 500, 520, 650, 676, 800, 845, 1000, 1040, 1300, 1352, 1625, 1690, 2000, 2080, 2600, 2704, 3250, 3380, 4000, 4225, 5200, 5408, 6500, 6760, 8450, 10400, 13000, 13520, 16900, 21125, 26000, 27040, 31741, 33800, 42250, 52000, 63482, 67600, 84500, 126964, 135200, 158705, 169000, 253928, 317410, 338000, 412633, 507856, 634820, 676000, 793525, 825266, 1015712, 1269640, 1587050, 1650532, 2063165, 2539280, 3174100, 3301064, 3967625, 4126330, 5078560, 5364229, 6348200, 6602128, 7935250, 8252660, 10315825, 10728458, 12696400, 13204256, 15870500, 16505320, 20631650, 21456916, 25392800, 26821145, 31741000, 33010640, 41263300, 42913832, 51579125, 53642290, 63482000, 66021280, 82526600, 85827664, 103158250, 107284580, 126964000, 134105725, 165053200, 171655328, 206316500, 214569160, 268211450, 330106400, 412633000, 429138320, 536422900, 670528625, 825266000, 858276640, 1072845800, 1341057250, 1650532000, 2145691600, 2682114500, 4291383200, 5364229000, 10728458000, 21456916000]

約数ペア:

[(1, 21456916000), (2, 10728458000), (4, 5364229000), (5, 4291383200), (8, 2682114500), (10, 2145691600), (13, 1650532000), (16, 1341057250), (20, 1072845800), (25, 858276640), (26, 825266000), (32, 670528625), (40, 536422900), (50, 429138320), (52, 412633000), (65, 330106400), (80, 268211450), (100, 214569160), (104, 206316500), (125, 171655328), (130, 165053200), (160, 134105725), (169, 126964000), (200, 107284580), (208, 103158250), (250, 85827664), (260, 82526600), (325, 66021280), (338, 63482000), (400, 53642290), (416, 51579125), (500, 42913832), (520, 41263300), (650, 33010640), (676, 31741000), (800, 26821145), (845, 25392800), (1000, 21456916), (1040, 20631650), (1300, 16505320), (1352, 15870500), (1625, 13204256), (1690, 12696400), (2000, 10728458), (2080, 10315825), (2600, 8252660), (2704, 7935250), (3250, 6602128), (3380, 6348200), (4000, 5364229), (4225, 5078560), (5200, 4126330), (5408, 3967625), (6500, 3301064), (6760, 3174100), (8450, 2539280), (10400, 2063165), (13000, 1650532), (13520, 1587050), (16900, 1269640), (21125, 1015712), (26000, 825266), (27040, 793525), (31741, 676000), (33800, 634820), (42250, 507856), (52000, 412633), (63482, 338000), (67600, 317410), (84500, 253928), (126964, 169000), (135200, 158705)]