65642525

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{109}}^2$

素因数の和:258

約数の個数: 36

約数和(自身を含む): 93673692

約数和(自身を除く): 28031167

約数列:

[1, 5, 13, 17, 25, 65, 85, 109, 221, 325, 425, 545, 1105, 1417, 1853, 2725, 5525, 7085, 9265, 11881, 24089, 35425, 46325, 59405, 120445, 154453, 201977, 297025, 602225, 772265, 1009885, 2625701, 3861325, 5049425, 13128505, 65642525]

約数ペア:

[(1, 65642525), (5, 13128505), (13, 5049425), (17, 3861325), (25, 2625701), (65, 1009885), (85, 772265), (109, 602225), (221, 297025), (325, 201977), (425, 154453), (545, 120445), (1105, 59405), (1417, 46325), (1853, 35425), (2725, 24089), (5525, 11881), (7085, 9265)]