89988784

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{397}}^1\times {\mathrm{457}}^1$

素因数の和:893

約数の個数: 40

約数和(自身を含む): 180825728

約数和(自身を除く): 90836944

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 397, 457, 496, 794, 914, 1588, 1828, 3176, 3656, 6352, 7312, 12307, 14167, 24614, 28334, 49228, 56668, 98456, 113336, 181429, 196912, 226672, 362858, 725716, 1451432, 2902864, 5624299, 11248598, 22497196, 44994392, 89988784]

約数ペア:

[(1, 89988784), (2, 44994392), (4, 22497196), (8, 11248598), (16, 5624299), (31, 2902864), (62, 1451432), (124, 725716), (248, 362858), (397, 226672), (457, 196912), (496, 181429), (794, 113336), (914, 98456), (1588, 56668), (1828, 49228), (3176, 28334), (3656, 24614), (6352, 14167), (7312, 12307)]