85916420

素因数分解:

$2^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{179}}^1\times {\mathrm{233}}^1$

素因数の和:524

約数の個数: 48

約数和(自身を含む): 183980160

約数和(自身を除く): 98063740

約数列:

[1, 2, 4, 5, 10, 20, 103, 179, 206, 233, 358, 412, 466, 515, 716, 895, 932, 1030, 1165, 1790, 2060, 2330, 3580, 4660, 18437, 23999, 36874, 41707, 47998, 73748, 83414, 92185, 95996, 119995, 166828, 184370, 208535, 239990, 368740, 417070, 479980, 834140, 4295821, 8591642, 17183284, 21479105, 42958210, 85916420]

約数ペア:

[(1, 85916420), (2, 42958210), (4, 21479105), (5, 17183284), (10, 8591642), (20, 4295821), (103, 834140), (179, 479980), (206, 417070), (233, 368740), (358, 239990), (412, 208535), (466, 184370), (515, 166828), (716, 119995), (895, 95996), (932, 92185), (1030, 83414), (1165, 73748), (1790, 47998), (2060, 41707), (2330, 36874), (3580, 23999), (4660, 18437)]