81304010

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{262271}}^1$

素因数の和:262309

約数の個数: 16

約数和(自身を含む): 151068672

約数和(自身を除く): 69764662

約数列:

[1, 2, 5, 10, 31, 62, 155, 310, 262271, 524542, 1311355, 2622710, 8130401, 16260802, 40652005, 81304010]

約数ペア:

[(1, 81304010), (2, 40652005), (5, 16260802), (10, 8130401), (31, 2622710), (62, 1311355), (155, 524542), (310, 262271)]