208137025

素因数分解:

$5^2\times {\mathrm{37}}^1\times {\mathrm{83}}^1\times {\mathrm{2711}}^1$

素因数の和:2841

約数の個数: 24

約数和(自身を含む): 268357824

約数和(自身を除く): 60220799

約数列:

[1, 5, 25, 37, 83, 185, 415, 925, 2075, 2711, 3071, 13555, 15355, 67775, 76775, 100307, 225013, 501535, 1125065, 2507675, 5625325, 8325481, 41627405, 208137025]

約数ペア:

[(1, 208137025), (5, 41627405), (25, 8325481), (37, 5625325), (83, 2507675), (185, 1125065), (415, 501535), (925, 225013), (2075, 100307), (2711, 76775), (3071, 67775), (13555, 15355)]