85846480

素因数分解:

$2^4\times 5^1\times {\mathrm{839}}^1\times {\mathrm{1279}}^1$

素因数の和:2131

約数の個数: 40

約数和(自身を含む): 199987200

約数和(自身を除く): 114140720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 839, 1279, 1678, 2558, 3356, 4195, 5116, 6395, 6712, 8390, 10232, 12790, 13424, 16780, 20464, 25580, 33560, 51160, 67120, 102320, 1073081, 2146162, 4292324, 5365405, 8584648, 10730810, 17169296, 21461620, 42923240, 85846480]

約数ペア:

[(1, 85846480), (2, 42923240), (4, 21461620), (5, 17169296), (8, 10730810), (10, 8584648), (16, 5365405), (20, 4292324), (40, 2146162), (80, 1073081), (839, 102320), (1279, 67120), (1678, 51160), (2558, 33560), (3356, 25580), (4195, 20464), (5116, 16780), (6395, 13424), (6712, 12790), (8390, 10232)]