131014280

素因数分解:

$2^3\times 5^1\times {\mathrm{3275357}}^1$

素因数の和:3275368

約数の個数: 16

約数和(自身を含む): 294782220

約数和(自身を除く): 163767940

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 3275357, 6550714, 13101428, 16376785, 26202856, 32753570, 65507140, 131014280]

約数ペア:

[(1, 131014280), (2, 65507140), (4, 32753570), (5, 26202856), (8, 16376785), (10, 13101428), (20, 6550714), (40, 3275357)]