71269525

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{23}}^2\times {\mathrm{317}}^1$

素因数の和:390

約数の個数: 36

約数和(自身を含む): 98126532

約数和(自身を除く): 26857007

約数列:

[1, 5, 17, 23, 25, 85, 115, 317, 391, 425, 529, 575, 1585, 1955, 2645, 5389, 7291, 7925, 8993, 9775, 13225, 26945, 36455, 44965, 123947, 134725, 167693, 182275, 224825, 619735, 838465, 2850781, 3098675, 4192325, 14253905, 71269525]

約数ペア:

[(1, 71269525), (5, 14253905), (17, 4192325), (23, 3098675), (25, 2850781), (85, 838465), (115, 619735), (317, 224825), (391, 182275), (425, 167693), (529, 134725), (575, 123947), (1585, 44965), (1955, 36455), (2645, 26945), (5389, 13225), (7291, 9775), (7925, 8993)]