20008875

素因数分解:

$3^1\times 5^3\times {\mathrm{229}}^1\times {\mathrm{233}}^1$

素因数の和:480

約数の個数: 32

約数和(自身を含む): 33583680

約数和(自身を除く): 13574805

約数列:

[1, 3, 5, 15, 25, 75, 125, 229, 233, 375, 687, 699, 1145, 1165, 3435, 3495, 5725, 5825, 17175, 17475, 28625, 29125, 53357, 85875, 87375, 160071, 266785, 800355, 1333925, 4001775, 6669625, 20008875]

約数ペア:

[(1, 20008875), (3, 6669625), (5, 4001775), (15, 1333925), (25, 800355), (75, 266785), (125, 160071), (229, 87375), (233, 85875), (375, 53357), (687, 29125), (699, 28625), (1145, 17475), (1165, 17175), (3435, 5825), (3495, 5725)]