75428015

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{397}}^1$

素因数の和:531

約数の個数: 32

約数和(自身を含む): 101633280

約数和(自身を除く): 26205265

約数列:

[1, 5, 13, 37, 65, 79, 185, 395, 397, 481, 1027, 1985, 2405, 2923, 5135, 5161, 14615, 14689, 25805, 31363, 37999, 73445, 156815, 189995, 190957, 407719, 954785, 1160431, 2038595, 5802155, 15085603, 75428015]

約数ペア:

[(1, 75428015), (5, 15085603), (13, 5802155), (37, 2038595), (65, 1160431), (79, 954785), (185, 407719), (395, 190957), (397, 189995), (481, 156815), (1027, 73445), (1985, 37999), (2405, 31363), (2923, 25805), (5135, 14689), (5161, 14615)]