66711380

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{107599}}^1$

素因数の和:107639

約数の個数: 24

約数和(自身を含む): 144614400

約数和(自身を除く): 77903020

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 107599, 215198, 430396, 537995, 1075990, 2151980, 3335569, 6671138, 13342276, 16677845, 33355690, 66711380]

約数ペア:

[(1, 66711380), (2, 33355690), (4, 16677845), (5, 13342276), (10, 6671138), (20, 3335569), (31, 2151980), (62, 1075990), (124, 537995), (155, 430396), (310, 215198), (620, 107599)]