64404970

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{21397}}^1$

素因数の和:21454

約数の個数: 32

約数和(自身を含む): 135577728

約数和(自身を除く): 71172758

約数列:

[1, 2, 5, 7, 10, 14, 35, 43, 70, 86, 215, 301, 430, 602, 1505, 3010, 21397, 42794, 106985, 149779, 213970, 299558, 748895, 920071, 1497790, 1840142, 4600355, 6440497, 9200710, 12880994, 32202485, 64404970]

約数ペア:

[(1, 64404970), (2, 32202485), (5, 12880994), (7, 9200710), (10, 6440497), (14, 4600355), (35, 1840142), (43, 1497790), (70, 920071), (86, 748895), (215, 299558), (301, 213970), (430, 149779), (602, 106985), (1505, 42794), (3010, 21397)]