145280756620

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^2\times {\mathrm{31}}^1\times {\mathrm{810809}}^1$

素因数の和:810883

約数の個数: 72

約数和(自身を含む): 334546692480

約数和(自身を除く): 189265935860

約数列:

[1, 2, 4, 5, 10, 17, 20, 31, 34, 62, 68, 85, 124, 155, 170, 289, 310, 340, 527, 578, 620, 1054, 1156, 1445, 2108, 2635, 2890, 5270, 5780, 8959, 10540, 17918, 35836, 44795, 89590, 179180, 810809, 1621618, 3243236, 4054045, 8108090, 13783753, 16216180, 25135079, 27567506, 50270158, 55135012, 68918765, 100540316, 125675395, 137837530, 234323801, 251350790, 275675060, 427296343, 468647602, 502701580, 854592686, 937295204, 1171619005, 1709185372, 2136481715, 2343238010, 4272963430, 4686476020, 7264037831, 8545926860, 14528075662, 29056151324, 36320189155, 72640378310, 145280756620]

約数ペア:

[(1, 145280756620), (2, 72640378310), (4, 36320189155), (5, 29056151324), (10, 14528075662), (17, 8545926860), (20, 7264037831), (31, 4686476020), (34, 4272963430), (62, 2343238010), (68, 2136481715), (85, 1709185372), (124, 1171619005), (155, 937295204), (170, 854592686), (289, 502701580), (310, 468647602), (340, 427296343), (527, 275675060), (578, 251350790), (620, 234323801), (1054, 137837530), (1156, 125675395), (1445, 100540316), (2108, 68918765), (2635, 55135012), (2890, 50270158), (5270, 27567506), (5780, 25135079), (8959, 16216180), (10540, 13783753), (17918, 8108090), (35836, 4054045), (44795, 3243236), (89590, 1621618), (179180, 810809)]