1530625

素因数分解:

$5^4\times {\mathrm{31}}^1\times {\mathrm{79}}^1$

素因数の和:130

約数の個数: 20

約数和(自身を含む): 1999360

約数和(自身を除く): 468735

約数列:

[1, 5, 25, 31, 79, 125, 155, 395, 625, 775, 1975, 2449, 3875, 9875, 12245, 19375, 49375, 61225, 306125, 1530625]

約数ペア:

[(1, 1530625), (5, 306125), (25, 61225), (31, 49375), (79, 19375), (125, 12245), (155, 9875), (395, 3875), (625, 2449), (775, 1975)]