71648874620

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{1462819}}^1$

素因数の和:1462938

約数の個数: 48

約数和(自身を含む): 157282406400

約数和(自身を除く): 85633531780

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 79, 124, 155, 158, 310, 316, 395, 620, 790, 1580, 2449, 4898, 9796, 12245, 24490, 48980, 1462819, 2925638, 5851276, 7314095, 14628190, 29256380, 45347389, 90694778, 115562701, 181389556, 226736945, 231125402, 453473890, 462250804, 577813505, 906947780, 1155627010, 2311254020, 3582443731, 7164887462, 14329774924, 17912218655, 35824437310, 71648874620]

約数ペア:

[(1, 71648874620), (2, 35824437310), (4, 17912218655), (5, 14329774924), (10, 7164887462), (20, 3582443731), (31, 2311254020), (62, 1155627010), (79, 906947780), (124, 577813505), (155, 462250804), (158, 453473890), (310, 231125402), (316, 226736945), (395, 181389556), (620, 115562701), (790, 90694778), (1580, 45347389), (2449, 29256380), (4898, 14628190), (9796, 7314095), (12245, 5851276), (24490, 2925638), (48980, 1462819)]