102617840

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{1249}}^1$

素因数の和:1354

約数の個数: 80

約数和(自身を含む): 260400000

約数和(自身を除く): 157782160

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 79, 80, 104, 130, 158, 208, 260, 316, 395, 520, 632, 790, 1027, 1040, 1249, 1264, 1580, 2054, 2498, 3160, 4108, 4996, 5135, 6245, 6320, 8216, 9992, 10270, 12490, 16237, 16432, 19984, 20540, 24980, 32474, 41080, 49960, 64948, 81185, 82160, 98671, 99920, 129896, 162370, 197342, 259792, 324740, 394684, 493355, 649480, 789368, 986710, 1282723, 1298960, 1578736, 1973420, 2565446, 3946840, 5130892, 6413615, 7893680, 10261784, 12827230, 20523568, 25654460, 51308920, 102617840]

約数ペア:

[(1, 102617840), (2, 51308920), (4, 25654460), (5, 20523568), (8, 12827230), (10, 10261784), (13, 7893680), (16, 6413615), (20, 5130892), (26, 3946840), (40, 2565446), (52, 1973420), (65, 1578736), (79, 1298960), (80, 1282723), (104, 986710), (130, 789368), (158, 649480), (208, 493355), (260, 394684), (316, 324740), (395, 259792), (520, 197342), (632, 162370), (790, 129896), (1027, 99920), (1040, 98671), (1249, 82160), (1264, 81185), (1580, 64948), (2054, 49960), (2498, 41080), (3160, 32474), (4108, 24980), (4996, 20540), (5135, 19984), (6245, 16432), (6320, 16237), (8216, 12490), (9992, 10270)]