2808581875

素因数分解:

$5^4\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{2939}}^1$

素因数の和:3109

約数の個数: 40

約数和(自身を含む): 3857515200

約数和(自身を除く): 1048933325

約数列:

[1, 5, 11, 25, 55, 125, 139, 275, 625, 695, 1375, 1529, 2939, 3475, 6875, 7645, 14695, 17375, 32329, 38225, 73475, 86875, 161645, 191125, 367375, 408521, 808225, 955625, 1836875, 2042605, 4041125, 4493731, 10213025, 20205625, 22468655, 51065125, 112343275, 255325625, 561716375, 2808581875]

約数ペア:

[(1, 2808581875), (5, 561716375), (11, 255325625), (25, 112343275), (55, 51065125), (125, 22468655), (139, 20205625), (275, 10213025), (625, 4493731), (695, 4041125), (1375, 2042605), (1529, 1836875), (2939, 955625), (3475, 808225), (6875, 408521), (7645, 367375), (14695, 191125), (17375, 161645), (32329, 86875), (38225, 73475)]