291530804560

素因数分解:

$2^4\times 5^1\times {\mathrm{3644135057}}^1$

素因数の和:3644135070

約数の個数: 20

約数和(自身を含む): 677809120788

約数和(自身を除く): 386278316228

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 3644135057, 7288270114, 14576540228, 18220675285, 29153080456, 36441350570, 58306160912, 72882701140, 145765402280, 291530804560]

約数ペア:

[(1, 291530804560), (2, 145765402280), (4, 72882701140), (5, 58306160912), (8, 36441350570), (10, 29153080456), (16, 18220675285), (20, 14576540228), (40, 7288270114), (80, 3644135057)]