61243880

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{41381}}^1$

素因数の和:41429

約数の個数: 32

約数和(自身を含む): 141526440

約数和(自身を除く): 80282560

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 148, 185, 296, 370, 740, 1480, 41381, 82762, 165524, 206905, 331048, 413810, 827620, 1531097, 1655240, 3062194, 6124388, 7655485, 12248776, 15310970, 30621940, 61243880]

約数ペア:

[(1, 61243880), (2, 30621940), (4, 15310970), (5, 12248776), (8, 7655485), (10, 6124388), (20, 3062194), (37, 1655240), (40, 1531097), (74, 827620), (148, 413810), (185, 331048), (296, 206905), (370, 165524), (740, 82762), (1480, 41381)]