78325325

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{401}}^1\times {\mathrm{601}}^1$

素因数の和:1025

約数の個数: 24

約数和(自身を含む): 105029736

約数和(自身を除く): 26704411

約数列:

[1, 5, 13, 25, 65, 325, 401, 601, 2005, 3005, 5213, 7813, 10025, 15025, 26065, 39065, 130325, 195325, 241001, 1205005, 3133013, 6025025, 15665065, 78325325]

約数ペア:

[(1, 78325325), (5, 15665065), (13, 6025025), (25, 3133013), (65, 1205005), (325, 241001), (401, 195325), (601, 130325), (2005, 39065), (3005, 26065), (5213, 15025), (7813, 10025)]