25408730

素因数分解:

$2^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{191}}^1\times {\mathrm{251}}^1$

素因数の和:502

約数の個数: 32

約数和(自身を含む): 47029248

約数和(自身を除く): 21620518

約数列:

[1, 2, 5, 10, 53, 106, 191, 251, 265, 382, 502, 530, 955, 1255, 1910, 2510, 10123, 13303, 20246, 26606, 47941, 50615, 66515, 95882, 101230, 133030, 239705, 479410, 2540873, 5081746, 12704365, 25408730]

約数ペア:

[(1, 25408730), (2, 12704365), (5, 5081746), (10, 2540873), (53, 479410), (106, 239705), (191, 133030), (251, 101230), (265, 95882), (382, 66515), (502, 50615), (530, 47941), (955, 26606), (1255, 20246), (1910, 13303), (2510, 10123)]