3806725

素因数分解:

$5^2\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{53}}^1$

素因数の和:106

約数の個数: 36

約数和(自身を含む): 5514156

約数和(自身を除く): 1707431

約数列:

[1, 5, 13, 17, 25, 53, 65, 85, 169, 221, 265, 325, 425, 689, 845, 901, 1105, 1325, 2873, 3445, 4225, 4505, 5525, 8957, 11713, 14365, 17225, 22525, 44785, 58565, 71825, 152269, 223925, 292825, 761345, 3806725]

約数ペア:

[(1, 3806725), (5, 761345), (13, 292825), (17, 223925), (25, 152269), (53, 71825), (65, 58565), (85, 44785), (169, 22525), (221, 17225), (265, 14365), (325, 11713), (425, 8957), (689, 5525), (845, 4505), (901, 4225), (1105, 3445), (1325, 2873)]