79078220

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{17891}}^1$

素因数の和:17930

約数の個数: 48

約数和(自身を含む): 189368928

約数和(自身を除く): 110290708

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 26, 34, 52, 65, 68, 85, 130, 170, 221, 260, 340, 442, 884, 1105, 2210, 4420, 17891, 35782, 71564, 89455, 178910, 232583, 304147, 357820, 465166, 608294, 930332, 1162915, 1216588, 1520735, 2325830, 3041470, 3953911, 4651660, 6082940, 7907822, 15815644, 19769555, 39539110, 79078220]

約数ペア:

[(1, 79078220), (2, 39539110), (4, 19769555), (5, 15815644), (10, 7907822), (13, 6082940), (17, 4651660), (20, 3953911), (26, 3041470), (34, 2325830), (52, 1520735), (65, 1216588), (68, 1162915), (85, 930332), (130, 608294), (170, 465166), (221, 357820), (260, 304147), (340, 232583), (442, 178910), (884, 89455), (1105, 71564), (2210, 35782), (4420, 17891)]