26615691640

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1063}}^1\times {\mathrm{36821}}^1$

素因数の和:37912

約数の個数: 64

約数和(自身を含む): 63469344960

約数和(自身を除く): 36853653320

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 1063, 2126, 4252, 5315, 8504, 10630, 18071, 21260, 36142, 36821, 42520, 72284, 73642, 90355, 144568, 147284, 180710, 184105, 294568, 361420, 368210, 625957, 722840, 736420, 1251914, 1472840, 2503828, 3129785, 5007656, 6259570, 12519140, 25038280, 39140723, 78281446, 156562892, 195703615, 313125784, 391407230, 665392291, 782814460, 1330784582, 1565628920, 2661569164, 3326961455, 5323138328, 6653922910, 13307845820, 26615691640]

約数ペア:

[(1, 26615691640), (2, 13307845820), (4, 6653922910), (5, 5323138328), (8, 3326961455), (10, 2661569164), (17, 1565628920), (20, 1330784582), (34, 782814460), (40, 665392291), (68, 391407230), (85, 313125784), (136, 195703615), (170, 156562892), (340, 78281446), (680, 39140723), (1063, 25038280), (2126, 12519140), (4252, 6259570), (5315, 5007656), (8504, 3129785), (10630, 2503828), (18071, 1472840), (21260, 1251914), (36142, 736420), (36821, 722840), (42520, 625957), (72284, 368210), (73642, 361420), (90355, 294568), (144568, 184105), (147284, 180710)]