131846480

素因数分解:

$2^4\times 5^1\times {\mathrm{1648081}}^1$

素因数の和:1648094

約数の個数: 20

約数和(自身を含む): 306543252

約数和(自身を除く): 174696772

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1648081, 3296162, 6592324, 8240405, 13184648, 16480810, 26369296, 32961620, 65923240, 131846480]

約数ペア:

[(1, 131846480), (2, 65923240), (4, 32961620), (5, 26369296), (8, 16480810), (10, 13184648), (16, 8240405), (20, 6592324), (40, 3296162), (80, 1648081)]