71685872

素因数分解:

$2^4\times {\mathrm{17}}^2\times {\mathrm{37}}^1\times {\mathrm{419}}^1$

素因数の和:498

約数の個数: 60

約数和(自身を含む): 151891320

約数和(自身を除く): 80205448

約数列:

[1, 2, 4, 8, 16, 17, 34, 37, 68, 74, 136, 148, 272, 289, 296, 419, 578, 592, 629, 838, 1156, 1258, 1676, 2312, 2516, 3352, 4624, 5032, 6704, 7123, 10064, 10693, 14246, 15503, 21386, 28492, 31006, 42772, 56984, 62012, 85544, 113968, 121091, 124024, 171088, 242182, 248048, 263551, 484364, 527102, 968728, 1054204, 1937456, 2108408, 4216816, 4480367, 8960734, 17921468, 35842936, 71685872]

約数ペア:

[(1, 71685872), (2, 35842936), (4, 17921468), (8, 8960734), (16, 4480367), (17, 4216816), (34, 2108408), (37, 1937456), (68, 1054204), (74, 968728), (136, 527102), (148, 484364), (272, 263551), (289, 248048), (296, 242182), (419, 171088), (578, 124024), (592, 121091), (629, 113968), (838, 85544), (1156, 62012), (1258, 56984), (1676, 42772), (2312, 31006), (2516, 28492), (3352, 21386), (4624, 15503), (5032, 14246), (6704, 10693), (7123, 10064)]