20175575355

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{757}}^1\times {\mathrm{1571}}^1$

素因数の和:2381

約数の個数: 96

約数和(自身を含む): 39036029760

約数和(自身を除く): 18860454405

約数列:

[1, 3, 5, 9, 13, 15, 29, 39, 45, 65, 87, 117, 145, 195, 261, 377, 435, 585, 757, 1131, 1305, 1571, 1885, 2271, 3393, 3785, 4713, 5655, 6813, 7855, 9841, 11355, 14139, 16965, 20423, 21953, 23565, 29523, 34065, 45559, 49205, 61269, 65859, 70695, 88569, 102115, 109765, 136677, 147615, 183807, 197577, 227795, 285389, 306345, 329295, 410031, 442845, 592267, 683385, 856167, 919035, 987885, 1189247, 1426945, 1776801, 2050155, 2568501, 2961335, 3567741, 4280835, 5330403, 5946235, 8884005, 10703223, 12842505, 15460211, 17838705, 26652015, 34488163, 46380633, 53516115, 77301055, 103464489, 139141899, 172440815, 231903165, 310393467, 448346119, 517322445, 695709495, 1345038357, 1551967335, 2241730595, 4035115071, 6725191785, 20175575355]

約数ペア:

[(1, 20175575355), (3, 6725191785), (5, 4035115071), (9, 2241730595), (13, 1551967335), (15, 1345038357), (29, 695709495), (39, 517322445), (45, 448346119), (65, 310393467), (87, 231903165), (117, 172440815), (145, 139141899), (195, 103464489), (261, 77301055), (377, 53516115), (435, 46380633), (585, 34488163), (757, 26652015), (1131, 17838705), (1305, 15460211), (1571, 12842505), (1885, 10703223), (2271, 8884005), (3393, 5946235), (3785, 5330403), (4713, 4280835), (5655, 3567741), (6813, 2961335), (7855, 2568501), (9841, 2050155), (11355, 1776801), (14139, 1426945), (16965, 1189247), (20423, 987885), (21953, 919035), (23565, 856167), (29523, 683385), (34065, 592267), (45559, 442845), (49205, 410031), (61269, 329295), (65859, 306345), (70695, 285389), (88569, 227795), (102115, 197577), (109765, 183807), (136677, 147615)]