70658980

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{72101}}^1$

素因数の和:72124

約数の個数: 36

約数和(自身を含む): 172612188

約数和(自身を除く): 101953208

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 72101, 144202, 288404, 360505, 504707, 721010, 1009414, 1442020, 2018828, 2523535, 3532949, 5047070, 7065898, 10094140, 14131796, 17664745, 35329490, 70658980]

約数ペア:

[(1, 70658980), (2, 35329490), (4, 17664745), (5, 14131796), (7, 10094140), (10, 7065898), (14, 5047070), (20, 3532949), (28, 2523535), (35, 2018828), (49, 1442020), (70, 1009414), (98, 721010), (140, 504707), (196, 360505), (245, 288404), (490, 144202), (980, 72101)]