499550

素因数分解:

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

素因数の和:212

約数の個数: 24

約数和(自身を含む): 947856

約数和(自身を除く): 448306

約数列:

[1, 2, 5, 10, 25, 50, 97, 103, 194, 206, 485, 515, 970, 1030, 2425, 2575, 4850, 5150, 9991, 19982, 49955, 99910, 249775, 499550]

約数ペア:

[(1, 499550), (2, 249775), (5, 99910), (10, 49955), (25, 19982), (50, 9991), (97, 5150), (103, 4850), (194, 2575), (206, 2425), (485, 1030), (515, 970)]