72520755

素因数分解:

$3^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{103}}^1\times {\mathrm{643}}^1$

素因数の和:827

約数の個数: 32

約数和(自身を含む): 118949376

約数和(自身を除く): 46428621

約数列:

[1, 3, 5, 15, 73, 103, 219, 309, 365, 515, 643, 1095, 1545, 1929, 3215, 7519, 9645, 22557, 37595, 46939, 66229, 112785, 140817, 198687, 234695, 331145, 704085, 993435, 4834717, 14504151, 24173585, 72520755]

約数ペア:

[(1, 72520755), (3, 24173585), (5, 14504151), (15, 4834717), (73, 993435), (103, 704085), (219, 331145), (309, 234695), (365, 198687), (515, 140817), (643, 112785), (1095, 66229), (1545, 46939), (1929, 37595), (3215, 22557), (7519, 9645)]