79391620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{1663}}^1$

素因数の和:1721

約数の個数: 96

約数和(自身を含む): 214695936

約数和(自身を除く): 135304316

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 31, 35, 44, 55, 62, 70, 77, 110, 124, 140, 154, 155, 217, 220, 308, 310, 341, 385, 434, 620, 682, 770, 868, 1085, 1364, 1540, 1663, 1705, 2170, 2387, 3326, 3410, 4340, 4774, 6652, 6820, 8315, 9548, 11641, 11935, 16630, 18293, 23282, 23870, 33260, 36586, 46564, 47740, 51553, 58205, 73172, 91465, 103106, 116410, 128051, 182930, 206212, 232820, 256102, 257765, 360871, 365860, 512204, 515530, 567083, 640255, 721742, 1031060, 1134166, 1280510, 1443484, 1804355, 2268332, 2561020, 2835415, 3608710, 3969581, 5670830, 7217420, 7939162, 11341660, 15878324, 19847905, 39695810, 79391620]

約数ペア:

[(1, 79391620), (2, 39695810), (4, 19847905), (5, 15878324), (7, 11341660), (10, 7939162), (11, 7217420), (14, 5670830), (20, 3969581), (22, 3608710), (28, 2835415), (31, 2561020), (35, 2268332), (44, 1804355), (55, 1443484), (62, 1280510), (70, 1134166), (77, 1031060), (110, 721742), (124, 640255), (140, 567083), (154, 515530), (155, 512204), (217, 365860), (220, 360871), (308, 257765), (310, 256102), (341, 232820), (385, 206212), (434, 182930), (620, 128051), (682, 116410), (770, 103106), (868, 91465), (1085, 73172), (1364, 58205), (1540, 51553), (1663, 47740), (1705, 46564), (2170, 36586), (2387, 33260), (3326, 23870), (3410, 23282), (4340, 18293), (4774, 16630), (6652, 11935), (6820, 11641), (8315, 9548)]