509291225

素因数分解:

$5^2\times {\mathrm{97}}^1\times {\mathrm{103}}^1\times {\mathrm{2039}}^1$

素因数の和:2249

約数の個数: 24

約数和(自身を含む): 644542080

約数和(自身を除く): 135250855

約数列:

[1, 5, 25, 97, 103, 485, 515, 2039, 2425, 2575, 9991, 10195, 49955, 50975, 197783, 210017, 249775, 988915, 1050085, 4944575, 5250425, 20371649, 101858245, 509291225]

約数ペア:

[(1, 509291225), (5, 101858245), (25, 20371649), (97, 5250425), (103, 4944575), (485, 1050085), (515, 988915), (2039, 249775), (2425, 210017), (2575, 197783), (9991, 50975), (10195, 49955)]