177587540

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{797}}^1\times {\mathrm{857}}^1$

素因数の和:1676

約数の個数: 48

約数和(自身を含む): 402594192

約数和(自身を除く): 225006652

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 797, 857, 1594, 1714, 3188, 3428, 3985, 4285, 7970, 8570, 10361, 11141, 15940, 17140, 20722, 22282, 41444, 44564, 51805, 55705, 103610, 111410, 207220, 222820, 683029, 1366058, 2732116, 3415145, 6830290, 8879377, 13660580, 17758754, 35517508, 44396885, 88793770, 177587540]

約数ペア:

[(1, 177587540), (2, 88793770), (4, 44396885), (5, 35517508), (10, 17758754), (13, 13660580), (20, 8879377), (26, 6830290), (52, 3415145), (65, 2732116), (130, 1366058), (260, 683029), (797, 222820), (857, 207220), (1594, 111410), (1714, 103610), (3188, 55705), (3428, 51805), (3985, 44564), (4285, 41444), (7970, 22282), (8570, 20722), (10361, 17140), (11141, 15940)]