77620805

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{149}}^1\times {\mathrm{2423}}^1$

素因数の和:2620

約数の個数: 16

約数和(自身を含む): 95990400

約数和(自身を除く): 18369595

約数列:

[1, 5, 43, 149, 215, 745, 2423, 6407, 12115, 32035, 104189, 361027, 520945, 1805135, 15524161, 77620805]

約数ペア:

[(1, 77620805), (5, 15524161), (43, 1805135), (149, 520945), (215, 361027), (745, 104189), (2423, 32035), (6407, 12115)]