856552750

素因数分解:

$2^1\times 5^3\times {\mathrm{139}}^1\times {\mathrm{157}}^2$

素因数の和:470

約数の個数: 48

約数和(自身を含む): 1625354640

約数和(自身を除く): 768801890

約数列:

[1, 2, 5, 10, 25, 50, 125, 139, 157, 250, 278, 314, 695, 785, 1390, 1570, 3475, 3925, 6950, 7850, 17375, 19625, 21823, 24649, 34750, 39250, 43646, 49298, 109115, 123245, 218230, 246490, 545575, 616225, 1091150, 1232450, 2727875, 3081125, 3426211, 5455750, 6162250, 6852422, 17131055, 34262110, 85655275, 171310550, 428276375, 856552750]

約数ペア:

[(1, 856552750), (2, 428276375), (5, 171310550), (10, 85655275), (25, 34262110), (50, 17131055), (125, 6852422), (139, 6162250), (157, 5455750), (250, 3426211), (278, 3081125), (314, 2727875), (695, 1232450), (785, 1091150), (1390, 616225), (1570, 545575), (3475, 246490), (3925, 218230), (6950, 123245), (7850, 109115), (17375, 49298), (19625, 43646), (21823, 39250), (24649, 34750)]