80987968

素因数分解:

$2^6\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{1487}}^1$

素因数の和:1559

約数の個数: 56

約数和(自身を含む): 172346112

約数和(自身を除く): 91358144

約数列:

[1, 2, 4, 8, 16, 23, 32, 37, 46, 64, 74, 92, 148, 184, 296, 368, 592, 736, 851, 1184, 1472, 1487, 1702, 2368, 2974, 3404, 5948, 6808, 11896, 13616, 23792, 27232, 34201, 47584, 54464, 55019, 68402, 95168, 110038, 136804, 220076, 273608, 440152, 547216, 880304, 1094432, 1265437, 1760608, 2188864, 2530874, 3521216, 5061748, 10123496, 20246992, 40493984, 80987968]

約数ペア:

[(1, 80987968), (2, 40493984), (4, 20246992), (8, 10123496), (16, 5061748), (23, 3521216), (32, 2530874), (37, 2188864), (46, 1760608), (64, 1265437), (74, 1094432), (92, 880304), (148, 547216), (184, 440152), (296, 273608), (368, 220076), (592, 136804), (736, 110038), (851, 95168), (1184, 68402), (1472, 55019), (1487, 54464), (1702, 47584), (2368, 34201), (2974, 27232), (3404, 23792), (5948, 13616), (6808, 11896)]