87986240

素因数分解:

$2^6\times 5^1\times {\mathrm{274957}}^1$

素因数の和:274974

約数の個数: 28

約数和(自身を含む): 209517996

約数和(自身を除く): 121531756

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 274957, 549914, 1099828, 1374785, 2199656, 2749570, 4399312, 5499140, 8798624, 10998280, 17597248, 21996560, 43993120, 87986240]

約数ペア:

[(1, 87986240), (2, 43993120), (4, 21996560), (5, 17597248), (8, 10998280), (10, 8798624), (16, 5499140), (20, 4399312), (32, 2749570), (40, 2199656), (64, 1374785), (80, 1099828), (160, 549914), (320, 274957)]