8040305

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{431}}^1$

素因数の和:497

約数の個数: 32

約数和(自身を含む): 12192768

約数和(自身を除く): 4152463

約数列:

[1, 5, 7, 13, 35, 41, 65, 91, 205, 287, 431, 455, 533, 1435, 2155, 2665, 3017, 3731, 5603, 15085, 17671, 18655, 28015, 39221, 88355, 123697, 196105, 229723, 618485, 1148615, 1608061, 8040305]

約数ペア:

[(1, 8040305), (5, 1608061), (7, 1148615), (13, 618485), (35, 229723), (41, 196105), (65, 123697), (91, 88355), (205, 39221), (287, 28015), (431, 18655), (455, 17671), (533, 15085), (1435, 5603), (2155, 3731), (2665, 3017)]