8729200

素因数分解:

$2^4\times 5^2\times {\mathrm{139}}^1\times {\mathrm{157}}^1$

素因数の和:314

約数の個数: 60

約数和(自身を含む): 21257320

約数和(自身を除く): 12528120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 139, 157, 200, 278, 314, 400, 556, 628, 695, 785, 1112, 1256, 1390, 1570, 2224, 2512, 2780, 3140, 3475, 3925, 5560, 6280, 6950, 7850, 11120, 12560, 13900, 15700, 21823, 27800, 31400, 43646, 55600, 62800, 87292, 109115, 174584, 218230, 349168, 436460, 545575, 872920, 1091150, 1745840, 2182300, 4364600, 8729200]

約数ペア:

[(1, 8729200), (2, 4364600), (4, 2182300), (5, 1745840), (8, 1091150), (10, 872920), (16, 545575), (20, 436460), (25, 349168), (40, 218230), (50, 174584), (80, 109115), (100, 87292), (139, 62800), (157, 55600), (200, 43646), (278, 31400), (314, 27800), (400, 21823), (556, 15700), (628, 13900), (695, 12560), (785, 11120), (1112, 7850), (1256, 6950), (1390, 6280), (1570, 5560), (2224, 3925), (2512, 3475), (2780, 3140)]