85470372

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{181}}^1\times {\mathrm{1009}}^1$

素因数の和:1213

約数の個数: 72

約数和(自身を含む): 234186680

約数和(自身を除く): 148716308

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 181, 234, 362, 468, 543, 724, 1009, 1086, 1629, 2018, 2172, 2353, 3027, 3258, 4036, 4706, 6054, 6516, 7059, 9081, 9412, 12108, 13117, 14118, 18162, 21177, 26234, 28236, 36324, 39351, 42354, 52468, 78702, 84708, 118053, 157404, 182629, 236106, 365258, 472212, 547887, 730516, 1095774, 1643661, 2191548, 2374177, 3287322, 4748354, 6574644, 7122531, 9496708, 14245062, 21367593, 28490124, 42735186, 85470372]

約数ペア:

[(1, 85470372), (2, 42735186), (3, 28490124), (4, 21367593), (6, 14245062), (9, 9496708), (12, 7122531), (13, 6574644), (18, 4748354), (26, 3287322), (36, 2374177), (39, 2191548), (52, 1643661), (78, 1095774), (117, 730516), (156, 547887), (181, 472212), (234, 365258), (362, 236106), (468, 182629), (543, 157404), (724, 118053), (1009, 84708), (1086, 78702), (1629, 52468), (2018, 42354), (2172, 39351), (2353, 36324), (3027, 28236), (3258, 26234), (4036, 21177), (4706, 18162), (6054, 14118), (6516, 13117), (7059, 12108), (9081, 9412)]