64218850

素因数分解:

$2^1\times 5^2\times {\mathrm{97}}^1\times {\mathrm{13241}}^1$

素因数の和:13350

約数の個数: 24

約数和(自身を含む): 120687588

約数和(自身を除く): 56468738

約数列:

[1, 2, 5, 10, 25, 50, 97, 194, 485, 970, 2425, 4850, 13241, 26482, 66205, 132410, 331025, 662050, 1284377, 2568754, 6421885, 12843770, 32109425, 64218850]

約数ペア:

[(1, 64218850), (2, 32109425), (5, 12843770), (10, 6421885), (25, 2568754), (50, 1284377), (97, 662050), (194, 331025), (485, 132410), (970, 66205), (2425, 26482), (4850, 13241)]