82188560

素因数分解:

$2^4\times 5^1\times {\mathrm{1027357}}^1$

素因数の和:1027370

約数の個数: 20

約数和(自身を含む): 191088588

約数和(自身を除く): 108900028

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1027357, 2054714, 4109428, 5136785, 8218856, 10273570, 16437712, 20547140, 41094280, 82188560]

約数ペア:

[(1, 82188560), (2, 41094280), (4, 20547140), (5, 16437712), (8, 10273570), (10, 8218856), (16, 5136785), (20, 4109428), (40, 2054714), (80, 1027357)]