201815900

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{1283}}^1$

素因数の和:1332

約数の個数: 108

約数和(自身を含む): 518805336

約数和(自身を除く): 316989436

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 25, 26, 44, 50, 52, 55, 65, 100, 110, 121, 130, 143, 220, 242, 260, 275, 286, 325, 484, 550, 572, 605, 650, 715, 1100, 1210, 1283, 1300, 1430, 1573, 2420, 2566, 2860, 3025, 3146, 3575, 5132, 6050, 6292, 6415, 7150, 7865, 12100, 12830, 14113, 14300, 15730, 16679, 25660, 28226, 31460, 32075, 33358, 39325, 56452, 64150, 66716, 70565, 78650, 83395, 128300, 141130, 155243, 157300, 166790, 183469, 282260, 310486, 333580, 352825, 366938, 416975, 620972, 705650, 733876, 776215, 833950, 917345, 1411300, 1552430, 1667900, 1834690, 2018159, 3104860, 3669380, 3881075, 4036318, 4586725, 7762150, 8072636, 9173450, 10090795, 15524300, 18346900, 20181590, 40363180, 50453975, 100907950, 201815900]

約数ペア:

[(1, 201815900), (2, 100907950), (4, 50453975), (5, 40363180), (10, 20181590), (11, 18346900), (13, 15524300), (20, 10090795), (22, 9173450), (25, 8072636), (26, 7762150), (44, 4586725), (50, 4036318), (52, 3881075), (55, 3669380), (65, 3104860), (100, 2018159), (110, 1834690), (121, 1667900), (130, 1552430), (143, 1411300), (220, 917345), (242, 833950), (260, 776215), (275, 733876), (286, 705650), (325, 620972), (484, 416975), (550, 366938), (572, 352825), (605, 333580), (650, 310486), (715, 282260), (1100, 183469), (1210, 166790), (1283, 157300), (1300, 155243), (1430, 141130), (1573, 128300), (2420, 83395), (2566, 78650), (2860, 70565), (3025, 66716), (3146, 64150), (3575, 56452), (5132, 39325), (6050, 33358), (6292, 32075), (6415, 31460), (7150, 28226), (7865, 25660), (12100, 16679), (12830, 15730), (14113, 14300)]