79741740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{102233}}^1$

素因数の和:102258

約数の個数: 48

約数和(自身を含む): 240454368

約数和(自身を除く): 160712628

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 102233, 204466, 306699, 408932, 511165, 613398, 1022330, 1226796, 1329029, 1533495, 2044660, 2658058, 3066990, 3987087, 5316116, 6133980, 6645145, 7974174, 13290290, 15948348, 19935435, 26580580, 39870870, 79741740]

約数ペア:

[(1, 79741740), (2, 39870870), (3, 26580580), (4, 19935435), (5, 15948348), (6, 13290290), (10, 7974174), (12, 6645145), (13, 6133980), (15, 5316116), (20, 3987087), (26, 3066990), (30, 2658058), (39, 2044660), (52, 1533495), (60, 1329029), (65, 1226796), (78, 1022330), (130, 613398), (156, 511165), (195, 408932), (260, 306699), (390, 204466), (780, 102233)]