65751280

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{117413}}^1$

素因数の和:117433

約数の個数: 40

約数和(自身を含む): 174712032

約数和(自身を除く): 108960752

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 117413, 234826, 469652, 587065, 821891, 939304, 1174130, 1643782, 1878608, 2348260, 3287564, 4109455, 4696520, 6575128, 8218910, 9393040, 13150256, 16437820, 32875640, 65751280]

約数ペア:

[(1, 65751280), (2, 32875640), (4, 16437820), (5, 13150256), (7, 9393040), (8, 8218910), (10, 6575128), (14, 4696520), (16, 4109455), (20, 3287564), (28, 2348260), (35, 1878608), (40, 1643782), (56, 1174130), (70, 939304), (80, 821891), (112, 587065), (140, 469652), (280, 234826), (560, 117413)]