201039865

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{53}}^1\times {\mathrm{67}}^2$

素因数の和:218

約数の個数: 36

約数和(自身を含む): 270193644

約数和(自身を除く): 69153779

約数列:

[1, 5, 13, 53, 65, 67, 169, 265, 335, 689, 845, 871, 3445, 3551, 4355, 4489, 8957, 11323, 17755, 22445, 44785, 46163, 56615, 58357, 230815, 237917, 291785, 600119, 758641, 1189585, 3000595, 3092921, 3793205, 15464605, 40207973, 201039865]

約数ペア:

[(1, 201039865), (5, 40207973), (13, 15464605), (53, 3793205), (65, 3092921), (67, 3000595), (169, 1189585), (265, 758641), (335, 600119), (689, 291785), (845, 237917), (871, 230815), (3445, 58357), (3551, 56615), (4355, 46163), (4489, 44785), (8957, 22445), (11323, 17755)]