223200575

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{229}}^1\times {\mathrm{2999}}^1$

素因数の和:3251

約数の個数: 24

約数和(自身を含む): 299460000

約数和(自身を除く): 76259425

約数列:

[1, 5, 13, 25, 65, 229, 325, 1145, 2977, 2999, 5725, 14885, 14995, 38987, 74425, 74975, 194935, 686771, 974675, 3433855, 8928023, 17169275, 44640115, 223200575]

約数ペア:

[(1, 223200575), (5, 44640115), (13, 17169275), (25, 8928023), (65, 3433855), (229, 974675), (325, 686771), (1145, 194935), (2977, 74975), (2999, 74425), (5725, 38987), (14885, 14995)]