64022960

素因数分解:

$2^4\times 5^1\times {\mathrm{800287}}^1$

素因数の和:800300

約数の個数: 20

約数和(自身を含む): 148853568

約数和(自身を除く): 84830608

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 800287, 1600574, 3201148, 4001435, 6402296, 8002870, 12804592, 16005740, 32011480, 64022960]

約数ペア:

[(1, 64022960), (2, 32011480), (4, 16005740), (5, 12804592), (8, 8002870), (10, 6402296), (16, 4001435), (20, 3201148), (40, 1600574), (80, 800287)]