156698425

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{20963}}^1$

素因数の和:21009

約数の個数: 24

約数和(自身を含む): 218361024

約数和(自身を除く): 61662599

約数列:

[1, 5, 13, 23, 25, 65, 115, 299, 325, 575, 1495, 7475, 20963, 104815, 272519, 482149, 524075, 1362595, 2410745, 6267937, 6812975, 12053725, 31339685, 156698425]

約数ペア:

[(1, 156698425), (5, 31339685), (13, 12053725), (23, 6812975), (25, 6267937), (65, 2410745), (115, 1362595), (299, 524075), (325, 482149), (575, 272519), (1495, 104815), (7475, 20963)]