987684230

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{239}}^1\times {\mathrm{383}}^1$

素因数の和:725

約数の個数: 64

約数和(自身を含む): 1950842880

約数和(自身を除く): 963158650

約数列:

[1, 2, 5, 10, 13, 26, 65, 83, 130, 166, 239, 383, 415, 478, 766, 830, 1079, 1195, 1915, 2158, 2390, 3107, 3830, 4979, 5395, 6214, 9958, 10790, 15535, 19837, 24895, 31070, 31789, 39674, 49790, 63578, 91537, 99185, 158945, 183074, 198370, 257881, 317890, 413257, 457685, 515762, 826514, 915370, 1189981, 1289405, 2066285, 2379962, 2578810, 4132570, 5949905, 7597571, 11899810, 15195142, 37987855, 75975710, 98768423, 197536846, 493842115, 987684230]

約数ペア:

[(1, 987684230), (2, 493842115), (5, 197536846), (10, 98768423), (13, 75975710), (26, 37987855), (65, 15195142), (83, 11899810), (130, 7597571), (166, 5949905), (239, 4132570), (383, 2578810), (415, 2379962), (478, 2066285), (766, 1289405), (830, 1189981), (1079, 915370), (1195, 826514), (1915, 515762), (2158, 457685), (2390, 413257), (3107, 317890), (3830, 257881), (4979, 198370), (5395, 183074), (6214, 158945), (9958, 99185), (10790, 91537), (15535, 63578), (19837, 49790), (24895, 39674), (31070, 31789)]