68915588

素因数分解:

$2^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{173}}^1\times {\mathrm{347}}^1$

素因数の和:572

約数の個数: 48

約数和(自身を含む): 142418304

約数和(自身を除く): 73502716

約数列:

[1, 2, 4, 7, 14, 28, 41, 82, 164, 173, 287, 346, 347, 574, 692, 694, 1148, 1211, 1388, 2422, 2429, 4844, 4858, 7093, 9716, 14186, 14227, 28372, 28454, 49651, 56908, 60031, 99302, 99589, 120062, 198604, 199178, 240124, 398356, 420217, 840434, 1680868, 2461271, 4922542, 9845084, 17228897, 34457794, 68915588]

約数ペア:

[(1, 68915588), (2, 34457794), (4, 17228897), (7, 9845084), (14, 4922542), (28, 2461271), (41, 1680868), (82, 840434), (164, 420217), (173, 398356), (287, 240124), (346, 199178), (347, 198604), (574, 120062), (692, 99589), (694, 99302), (1148, 60031), (1211, 56908), (1388, 49651), (2422, 28454), (2429, 28372), (4844, 14227), (4858, 14186), (7093, 9716)]