258589225

素因数分解:

$5^2\times {\mathrm{103}}^1\times {\mathrm{233}}^1\times {\mathrm{431}}^1$

素因数の和:777

約数の個数: 24

約数和(自身を含む): 325907712

約数和(自身を除く): 67318487

約数列:

[1, 5, 25, 103, 233, 431, 515, 1165, 2155, 2575, 5825, 10775, 23999, 44393, 100423, 119995, 221965, 502115, 599975, 1109825, 2510575, 10343569, 51717845, 258589225]

約数ペア:

[(1, 258589225), (5, 51717845), (25, 10343569), (103, 2510575), (233, 1109825), (431, 599975), (515, 502115), (1165, 221965), (2155, 119995), (2575, 100423), (5825, 44393), (10775, 23999)]