79911880

素因数分解:

$2^3\times 5^1\times {\mathrm{107}}^1\times {\mathrm{18671}}^1$

素因数の和:18789

約数の個数: 32

約数和(自身を含む): 181491840

約数和(自身を除く): 101579960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 107, 214, 428, 535, 856, 1070, 2140, 4280, 18671, 37342, 74684, 93355, 149368, 186710, 373420, 746840, 1997797, 3995594, 7991188, 9988985, 15982376, 19977970, 39955940, 79911880]

約数ペア:

[(1, 79911880), (2, 39955940), (4, 19977970), (5, 15982376), (8, 9988985), (10, 7991188), (20, 3995594), (40, 1997797), (107, 746840), (214, 373420), (428, 186710), (535, 149368), (856, 93355), (1070, 74684), (2140, 37342), (4280, 18671)]