20227939225

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{877}}^1\times {\mathrm{70969}}^1$

素因数の和:71869

約数の個数: 24

約数和(自身を含む): 27043260440

約数和(自身を除く): 6815321215

約数列:

[1, 5, 13, 25, 65, 325, 877, 4385, 11401, 21925, 57005, 70969, 285025, 354845, 922597, 1774225, 4612985, 23064925, 62239813, 311199065, 809117569, 1555995325, 4045587845, 20227939225]

約数ペア:

[(1, 20227939225), (5, 4045587845), (13, 1555995325), (25, 809117569), (65, 311199065), (325, 62239813), (877, 23064925), (4385, 4612985), (11401, 1774225), (21925, 922597), (57005, 354845), (70969, 285025)]