77807080

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{149629}}^1$

素因数の和:149653

約数の個数: 32

約数和(自身を含む): 188533800

約数和(自身を除く): 110726720

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 149629, 299258, 598516, 748145, 1197032, 1496290, 1945177, 2992580, 3890354, 5985160, 7780708, 9725885, 15561416, 19451770, 38903540, 77807080]

約数ペア:

[(1, 77807080), (2, 38903540), (4, 19451770), (5, 15561416), (8, 9725885), (10, 7780708), (13, 5985160), (20, 3890354), (26, 2992580), (40, 1945177), (52, 1496290), (65, 1197032), (104, 748145), (130, 598516), (260, 299258), (520, 149629)]