79168520

素因数分解:

$2^3\times 5^1\times {\mathrm{227}}^1\times {\mathrm{8719}}^1$

素因数の和:8957

約数の個数: 32

約数和(自身を含む): 178934400

約数和(自身を除く): 99765880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 227, 454, 908, 1135, 1816, 2270, 4540, 8719, 9080, 17438, 34876, 43595, 69752, 87190, 174380, 348760, 1979213, 3958426, 7916852, 9896065, 15833704, 19792130, 39584260, 79168520]

約数ペア:

[(1, 79168520), (2, 39584260), (4, 19792130), (5, 15833704), (8, 9896065), (10, 7916852), (20, 3958426), (40, 1979213), (227, 348760), (454, 174380), (908, 87190), (1135, 69752), (1816, 43595), (2270, 34876), (4540, 17438), (8719, 9080)]