64247410

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{349}}^1\times {\mathrm{449}}^1$

素因数の和:846

約数の個数: 32

約数和(自身を含む): 119070000

約数和(自身を除く): 54822590

約数列:

[1, 2, 5, 10, 41, 82, 205, 349, 410, 449, 698, 898, 1745, 2245, 3490, 4490, 14309, 18409, 28618, 36818, 71545, 92045, 143090, 156701, 184090, 313402, 783505, 1567010, 6424741, 12849482, 32123705, 64247410]

約数ペア:

[(1, 64247410), (2, 32123705), (5, 12849482), (10, 6424741), (41, 1567010), (82, 783505), (205, 313402), (349, 184090), (410, 156701), (449, 143090), (698, 92045), (898, 71545), (1745, 36818), (2245, 28618), (3490, 18409), (4490, 14309)]