81229825

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{1459}}^1$

素因数の和:1617

約数の個数: 24

約数和(自身を含む): 107537760

約数和(自身を除く): 26307935

約数列:

[1, 5, 17, 25, 85, 131, 425, 655, 1459, 2227, 3275, 7295, 11135, 24803, 36475, 55675, 124015, 191129, 620075, 955645, 3249193, 4778225, 16245965, 81229825]

約数ペア:

[(1, 81229825), (5, 16245965), (17, 4778225), (25, 3249193), (85, 955645), (131, 620075), (425, 191129), (655, 124015), (1459, 55675), (2227, 36475), (3275, 24803), (7295, 11135)]