80521336

素因数分解:

$2^3\times 7^1\times {\mathrm{73}}^1\times {\mathrm{19697}}^1$

素因数の和:19783

約数の個数: 32

約数和(自身を含む): 174918240

約数和(自身を除く): 94396904

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 73, 146, 292, 511, 584, 1022, 2044, 4088, 19697, 39394, 78788, 137879, 157576, 275758, 551516, 1103032, 1437881, 2875762, 5751524, 10065167, 11503048, 20130334, 40260668, 80521336]

約数ペア:

[(1, 80521336), (2, 40260668), (4, 20130334), (7, 11503048), (8, 10065167), (14, 5751524), (28, 2875762), (56, 1437881), (73, 1103032), (146, 551516), (292, 275758), (511, 157576), (584, 137879), (1022, 78788), (2044, 39394), (4088, 19697)]