72052604

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{20681}}^1$

素因数の和:20765

約数の個数: 24

約数和(自身を含む): 137824848

約数和(自身を除く): 65772244

約数列:

[1, 2, 4, 13, 26, 52, 67, 134, 268, 871, 1742, 3484, 20681, 41362, 82724, 268853, 537706, 1075412, 1385627, 2771254, 5542508, 18013151, 36026302, 72052604]

約数ペア:

[(1, 72052604), (2, 36026302), (4, 18013151), (13, 5542508), (26, 2771254), (52, 1385627), (67, 1075412), (134, 537706), (268, 268853), (871, 82724), (1742, 41362), (3484, 20681)]