64296340

素因数分解:

$2^2\times 5^1\times {\mathrm{401}}^1\times {\mathrm{8017}}^1$

素因数の和:8427

約数の個数: 24

約数和(自身を含む): 135375912

約数和(自身を除く): 71079572

約数列:

[1, 2, 4, 5, 10, 20, 401, 802, 1604, 2005, 4010, 8017, 8020, 16034, 32068, 40085, 80170, 160340, 3214817, 6429634, 12859268, 16074085, 32148170, 64296340]

約数ペア:

[(1, 64296340), (2, 32148170), (4, 16074085), (5, 12859268), (10, 6429634), (20, 3214817), (401, 160340), (802, 80170), (1604, 40085), (2005, 32068), (4010, 16034), (8017, 8020)]