72385960

素因数分解:

$2^3\times 5^1\times {\mathrm{83}}^1\times {\mathrm{21803}}^1$

素因数の和:21897

約数の個数: 32

約数和(自身を含む): 164838240

約数和(自身を除く): 92452280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 83, 166, 332, 415, 664, 830, 1660, 3320, 21803, 43606, 87212, 109015, 174424, 218030, 436060, 872120, 1809649, 3619298, 7238596, 9048245, 14477192, 18096490, 36192980, 72385960]

約数ペア:

[(1, 72385960), (2, 36192980), (4, 18096490), (5, 14477192), (8, 9048245), (10, 7238596), (20, 3619298), (40, 1809649), (83, 872120), (166, 436060), (332, 218030), (415, 174424), (664, 109015), (830, 87212), (1660, 43606), (3320, 21803)]