9988625

素因数分解:

$5^3\times {\mathrm{41}}^1\times {\mathrm{1949}}^1$

素因数の和:2005

約数の個数: 16

約数和(自身を含む): 12776400

約数和(自身を除く): 2787775

約数列:

[1, 5, 25, 41, 125, 205, 1025, 1949, 5125, 9745, 48725, 79909, 243625, 399545, 1997725, 9988625]

約数ペア:

[(1, 9988625), (5, 1997725), (25, 399545), (41, 243625), (125, 79909), (205, 48725), (1025, 9745), (1949, 5125)]