72965456

素因数分解:

$2^4\times {\mathrm{113}}^1\times {\mathrm{40357}}^1$

素因数の和:40478

約数の個数: 20

約数和(自身を含む): 142625172

約数和(自身を除く): 69659716

約数列:

[1, 2, 4, 8, 16, 113, 226, 452, 904, 1808, 40357, 80714, 161428, 322856, 645712, 4560341, 9120682, 18241364, 36482728, 72965456]

約数ペア:

[(1, 72965456), (2, 36482728), (4, 18241364), (8, 9120682), (16, 4560341), (113, 645712), (226, 322856), (452, 161428), (904, 80714), (1808, 40357)]