2187690625

素因数分解:

$5^5\times {\mathrm{311}}^1\times {\mathrm{2251}}^1$

素因数の和:2587

約数の個数: 24

約数和(自身を含む): 2744449344

約数和(自身を除く): 556758719

約数列:

[1, 5, 25, 125, 311, 625, 1555, 2251, 3125, 7775, 11255, 38875, 56275, 194375, 281375, 700061, 971875, 1406875, 3500305, 7034375, 17501525, 87507625, 437538125, 2187690625]

約数ペア:

[(1, 2187690625), (5, 437538125), (25, 87507625), (125, 17501525), (311, 7034375), (625, 3500305), (1555, 1406875), (2251, 971875), (3125, 700061), (7775, 281375), (11255, 194375), (38875, 56275)]