64454300

素因数分解:

$2^2\times 5^2\times {\mathrm{139}}^1\times {\mathrm{4637}}^1$

素因数の和:4790

約数の個数: 36

約数和(自身を含む): 140902440

約数和(自身を除く): 76448140

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 139, 278, 556, 695, 1390, 2780, 3475, 4637, 6950, 9274, 13900, 18548, 23185, 46370, 92740, 115925, 231850, 463700, 644543, 1289086, 2578172, 3222715, 6445430, 12890860, 16113575, 32227150, 64454300]

約数ペア:

[(1, 64454300), (2, 32227150), (4, 16113575), (5, 12890860), (10, 6445430), (20, 3222715), (25, 2578172), (50, 1289086), (100, 644543), (139, 463700), (278, 231850), (556, 115925), (695, 92740), (1390, 46370), (2780, 23185), (3475, 18548), (4637, 13900), (6950, 9274)]