128850475

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{5431}}^1$

素因数の和:5527

約数の個数: 24

約数和(自身を含む): 174454112

約数和(自身を除く): 45603637

約数列:

[1, 5, 13, 25, 65, 73, 325, 365, 949, 1825, 4745, 5431, 23725, 27155, 70603, 135775, 353015, 396463, 1765075, 1982315, 5154019, 9911575, 25770095, 128850475]

約数ペア:

[(1, 128850475), (5, 25770095), (13, 9911575), (25, 5154019), (65, 1982315), (73, 1765075), (325, 396463), (365, 353015), (949, 135775), (1825, 70603), (4745, 27155), (5431, 23725)]