52823780

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{239}}^1\times {\mathrm{257}}^1$

素因数の和:548

約数の個数: 48

約数和(自身を含む): 114428160

約数和(自身を除く): 61604380

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 239, 257, 430, 478, 514, 860, 956, 1028, 1195, 1285, 2390, 2570, 4780, 5140, 10277, 11051, 20554, 22102, 41108, 44204, 51385, 55255, 61423, 102770, 110510, 122846, 205540, 221020, 245692, 307115, 614230, 1228460, 2641189, 5282378, 10564756, 13205945, 26411890, 52823780]

約数ペア:

[(1, 52823780), (2, 26411890), (4, 13205945), (5, 10564756), (10, 5282378), (20, 2641189), (43, 1228460), (86, 614230), (172, 307115), (215, 245692), (239, 221020), (257, 205540), (430, 122846), (478, 110510), (514, 102770), (860, 61423), (956, 55255), (1028, 51385), (1195, 44204), (1285, 41108), (2390, 22102), (2570, 20554), (4780, 11051), (5140, 10277)]