72425480

素因数分解:

$2^3\times 5^1\times {\mathrm{103}}^1\times {\mathrm{17579}}^1$

素因数の和:17693

約数の個数: 32

約数和(自身を含む): 164548800

約数和(自身を除く): 92123320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 103, 206, 412, 515, 824, 1030, 2060, 4120, 17579, 35158, 70316, 87895, 140632, 175790, 351580, 703160, 1810637, 3621274, 7242548, 9053185, 14485096, 18106370, 36212740, 72425480]

約数ペア:

[(1, 72425480), (2, 36212740), (4, 18106370), (5, 14485096), (8, 9053185), (10, 7242548), (20, 3621274), (40, 1810637), (103, 703160), (206, 351580), (412, 175790), (515, 140632), (824, 87895), (1030, 70316), (2060, 35158), (4120, 17579)]