80539340

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{82183}}^1$

素因数の和:82206

約数の個数: 36

約数和(自身を含む): 196748496

約数和(自身を除く): 116209156

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 82183, 164366, 328732, 410915, 575281, 821830, 1150562, 1643660, 2301124, 2876405, 4026967, 5752810, 8053934, 11505620, 16107868, 20134835, 40269670, 80539340]

約数ペア:

[(1, 80539340), (2, 40269670), (4, 20134835), (5, 16107868), (7, 11505620), (10, 8053934), (14, 5752810), (20, 4026967), (28, 2876405), (35, 2301124), (49, 1643660), (70, 1150562), (98, 821830), (140, 575281), (196, 410915), (245, 328732), (490, 164366), (980, 82183)]