72909425

素因数分解:

$5^2\times {\mathrm{23}}^2\times {\mathrm{37}}^1\times {\mathrm{149}}^1$

素因数の和:242

約数の個数: 36

約数和(自身を含む): 97715100

約数和(自身を除く): 24805675

約数列:

[1, 5, 23, 25, 37, 115, 149, 185, 529, 575, 745, 851, 925, 2645, 3427, 3725, 4255, 5513, 13225, 17135, 19573, 21275, 27565, 78821, 85675, 97865, 126799, 137825, 394105, 489325, 633995, 1970525, 2916377, 3169975, 14581885, 72909425]

約数ペア:

[(1, 72909425), (5, 14581885), (23, 3169975), (25, 2916377), (37, 1970525), (115, 633995), (149, 489325), (185, 394105), (529, 137825), (575, 126799), (745, 97865), (851, 85675), (925, 78821), (2645, 27565), (3427, 21275), (3725, 19573), (4255, 17135), (5513, 13225)]