55687217240

素因数分解:

$2^3\times 5^1\times {\mathrm{1583}}^1\times {\mathrm{879457}}^1$

素因数の和:881051

約数の個数: 32

約数和(自身を含む): 125375532480

約数和(自身を除く): 69688315240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1583, 3166, 6332, 7915, 12664, 15830, 31660, 63320, 879457, 1758914, 3517828, 4397285, 7035656, 8794570, 17589140, 35178280, 1392180431, 2784360862, 5568721724, 6960902155, 11137443448, 13921804310, 27843608620, 55687217240]

約数ペア:

[(1, 55687217240), (2, 27843608620), (4, 13921804310), (5, 11137443448), (8, 6960902155), (10, 5568721724), (20, 2784360862), (40, 1392180431), (1583, 35178280), (3166, 17589140), (6332, 8794570), (7915, 7035656), (12664, 4397285), (15830, 3517828), (31660, 1758914), (63320, 879457)]