156945490

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{487}}^1$

素因数の和:611

約数の個数: 64

約数和(自身を含む): 317769984

約数和(自身を除く): 160824494

約数列:

[1, 2, 5, 10, 13, 26, 37, 65, 67, 74, 130, 134, 185, 335, 370, 481, 487, 670, 871, 962, 974, 1742, 2405, 2435, 2479, 4355, 4810, 4870, 4958, 6331, 8710, 12395, 12662, 18019, 24790, 31655, 32227, 32629, 36038, 63310, 64454, 65258, 90095, 161135, 163145, 180190, 234247, 322270, 326290, 424177, 468494, 848354, 1171235, 1207273, 2120885, 2342470, 2414546, 4241770, 6036365, 12072730, 15694549, 31389098, 78472745, 156945490]

約数ペア:

[(1, 156945490), (2, 78472745), (5, 31389098), (10, 15694549), (13, 12072730), (26, 6036365), (37, 4241770), (65, 2414546), (67, 2342470), (74, 2120885), (130, 1207273), (134, 1171235), (185, 848354), (335, 468494), (370, 424177), (481, 326290), (487, 322270), (670, 234247), (871, 180190), (962, 163145), (974, 161135), (1742, 90095), (2405, 65258), (2435, 64454), (2479, 63310), (4355, 36038), (4810, 32629), (4870, 32227), (4958, 31655), (6331, 24790), (8710, 18019), (12395, 12662)]