156516620

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{2083}}^1$

素因数の和:2139

約数の個数: 72

約数和(自身を含む): 376195344

約数和(自身を除く): 219678724

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 26, 34, 52, 65, 68, 85, 130, 170, 221, 260, 289, 340, 442, 578, 884, 1105, 1156, 1445, 2083, 2210, 2890, 3757, 4166, 4420, 5780, 7514, 8332, 10415, 15028, 18785, 20830, 27079, 35411, 37570, 41660, 54158, 70822, 75140, 108316, 135395, 141644, 177055, 270790, 354110, 460343, 541580, 601987, 708220, 920686, 1203974, 1841372, 2301715, 2407948, 3009935, 4603430, 6019870, 7825831, 9206860, 12039740, 15651662, 31303324, 39129155, 78258310, 156516620]

約数ペア:

[(1, 156516620), (2, 78258310), (4, 39129155), (5, 31303324), (10, 15651662), (13, 12039740), (17, 9206860), (20, 7825831), (26, 6019870), (34, 4603430), (52, 3009935), (65, 2407948), (68, 2301715), (85, 1841372), (130, 1203974), (170, 920686), (221, 708220), (260, 601987), (289, 541580), (340, 460343), (442, 354110), (578, 270790), (884, 177055), (1105, 141644), (1156, 135395), (1445, 108316), (2083, 75140), (2210, 70822), (2890, 54158), (3757, 41660), (4166, 37570), (4420, 35411), (5780, 27079), (7514, 20830), (8332, 18785), (10415, 15028)]