253416217825

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{2213}}^1\times {\mathrm{241079}}^1$

素因数の和:243321

約数の個数: 24

約数和(自身を含む): 330925694400

約数和(自身を除く): 77509476575

約数列:

[1, 5, 19, 25, 95, 475, 2213, 11065, 42047, 55325, 210235, 241079, 1051175, 1205395, 4580501, 6026975, 22902505, 114512525, 533507827, 2667539135, 10136648713, 13337695675, 50683243565, 253416217825]

約数ペア:

[(1, 253416217825), (5, 50683243565), (19, 13337695675), (25, 10136648713), (95, 2667539135), (475, 533507827), (2213, 114512525), (11065, 22902505), (42047, 6026975), (55325, 4580501), (210235, 1205395), (241079, 1051175)]