86471825

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{383}}^1\times {\mathrm{821}}^1$

素因数の和:1225

約数の個数: 24

約数和(自身を含む): 117421056

約数和(自身を除く): 30949231

約数列:

[1, 5, 11, 25, 55, 275, 383, 821, 1915, 4105, 4213, 9031, 9575, 20525, 21065, 45155, 105325, 225775, 314443, 1572215, 3458873, 7861075, 17294365, 86471825]

約数ペア:

[(1, 86471825), (5, 17294365), (11, 7861075), (25, 3458873), (55, 1572215), (275, 314443), (383, 225775), (821, 105325), (1915, 45155), (4105, 21065), (4213, 20525), (9031, 9575)]