2008187425

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{131}}^1\times {\mathrm{547}}^1$

素因数の和:766

約数の個数: 48

約数和(自身を含む): 2690899200

約数和(自身を除く): 682711775

約数列:

[1, 5, 19, 25, 59, 95, 131, 295, 475, 547, 655, 1121, 1475, 2489, 2735, 3275, 5605, 7729, 10393, 12445, 13675, 28025, 32273, 38645, 51965, 62225, 71657, 146851, 161365, 193225, 259825, 358285, 613187, 734255, 806825, 1361483, 1791425, 3065935, 3671275, 4227763, 6807415, 15329675, 21138815, 34037075, 80327497, 105694075, 401637485, 2008187425]

約数ペア:

[(1, 2008187425), (5, 401637485), (19, 105694075), (25, 80327497), (59, 34037075), (95, 21138815), (131, 15329675), (295, 6807415), (475, 4227763), (547, 3671275), (655, 3065935), (1121, 1791425), (1475, 1361483), (2489, 806825), (2735, 734255), (3275, 613187), (5605, 358285), (7729, 259825), (10393, 193225), (12445, 161365), (13675, 146851), (28025, 71657), (32273, 62225), (38645, 51965)]