66271880

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{35251}}^1$

素因数の和:35309

約数の個数: 32

約数和(自身を含む): 152288640

約数和(自身を除く): 86016760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 188, 235, 376, 470, 940, 1880, 35251, 70502, 141004, 176255, 282008, 352510, 705020, 1410040, 1656797, 3313594, 6627188, 8283985, 13254376, 16567970, 33135940, 66271880]

約数ペア:

[(1, 66271880), (2, 33135940), (4, 16567970), (5, 13254376), (8, 8283985), (10, 6627188), (20, 3313594), (40, 1656797), (47, 1410040), (94, 705020), (188, 352510), (235, 282008), (376, 176255), (470, 141004), (940, 70502), (1880, 35251)]