408302570

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{311}}^1\times {\mathrm{10099}}^1$

素因数の和:10430

約数の個数: 32

約数和(自身を含む): 794102400

約数和(自身を除く): 385799830

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 311, 622, 1555, 3110, 4043, 8086, 10099, 20198, 20215, 40430, 50495, 100990, 131287, 262574, 656435, 1312870, 3140789, 6281578, 15703945, 31407890, 40830257, 81660514, 204151285, 408302570]

約数ペア:

[(1, 408302570), (2, 204151285), (5, 81660514), (10, 40830257), (13, 31407890), (26, 15703945), (65, 6281578), (130, 3140789), (311, 1312870), (622, 656435), (1555, 262574), (3110, 131287), (4043, 100990), (8086, 50495), (10099, 40430), (20198, 20215)]