51021200

素因数分解:

$2^4\times 5^2\times {\mathrm{229}}^1\times {\mathrm{557}}^1$

素因数の和:804

約数の個数: 60

約数和(自身を含む): 123334740

約数和(自身を除く): 72313540

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 229, 400, 458, 557, 916, 1114, 1145, 1832, 2228, 2290, 2785, 3664, 4456, 4580, 5570, 5725, 8912, 9160, 11140, 11450, 13925, 18320, 22280, 22900, 27850, 44560, 45800, 55700, 91600, 111400, 127553, 222800, 255106, 510212, 637765, 1020424, 1275530, 2040848, 2551060, 3188825, 5102120, 6377650, 10204240, 12755300, 25510600, 51021200]

約数ペア:

[(1, 51021200), (2, 25510600), (4, 12755300), (5, 10204240), (8, 6377650), (10, 5102120), (16, 3188825), (20, 2551060), (25, 2040848), (40, 1275530), (50, 1020424), (80, 637765), (100, 510212), (200, 255106), (229, 222800), (400, 127553), (458, 111400), (557, 91600), (916, 55700), (1114, 45800), (1145, 44560), (1832, 27850), (2228, 22900), (2290, 22280), (2785, 18320), (3664, 13925), (4456, 11450), (4580, 11140), (5570, 9160), (5725, 8912)]