2497750

素因数分解:

$2^1\times 5^3\times {\mathrm{97}}^1\times {\mathrm{103}}^1$

素因数の和:217

約数の個数: 32

約数和(自身を含む): 4769856

約数和(自身を除く): 2272106

約数列:

[1, 2, 5, 10, 25, 50, 97, 103, 125, 194, 206, 250, 485, 515, 970, 1030, 2425, 2575, 4850, 5150, 9991, 12125, 12875, 19982, 24250, 25750, 49955, 99910, 249775, 499550, 1248875, 2497750]

約数ペア:

[(1, 2497750), (2, 1248875), (5, 499550), (10, 249775), (25, 99910), (50, 49955), (97, 25750), (103, 24250), (125, 19982), (194, 12875), (206, 12125), (250, 9991), (485, 5150), (515, 4850), (970, 2575), (1030, 2425)]