72450860

素因数分解:

$2^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{27653}}^1$

素因数の和:27793

約数の個数: 24

約数和(自身を含む): 153313776

約数和(自身を除く): 80862916

約数列:

[1, 2, 4, 5, 10, 20, 131, 262, 524, 655, 1310, 2620, 27653, 55306, 110612, 138265, 276530, 553060, 3622543, 7245086, 14490172, 18112715, 36225430, 72450860]

約数ペア:

[(1, 72450860), (2, 36225430), (4, 18112715), (5, 14490172), (10, 7245086), (20, 3622543), (131, 553060), (262, 276530), (524, 138265), (655, 110612), (1310, 55306), (2620, 27653)]