79655380

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{81281}}^1$

素因数の和:81304

約数の個数: 36

約数和(自身を含む): 194589108

約数和(自身を除く): 114933728

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 81281, 162562, 325124, 406405, 568967, 812810, 1137934, 1625620, 2275868, 2844835, 3982769, 5689670, 7965538, 11379340, 15931076, 19913845, 39827690, 79655380]

約数ペア:

[(1, 79655380), (2, 39827690), (4, 19913845), (5, 15931076), (7, 11379340), (10, 7965538), (14, 5689670), (20, 3982769), (28, 2844835), (35, 2275868), (49, 1625620), (70, 1137934), (98, 812810), (140, 568967), (196, 406405), (245, 325124), (490, 162562), (980, 81281)]