72010475

素因数分解:

$5^2\times {\mathrm{19}}^2\times {\mathrm{79}}^1\times {\mathrm{101}}^1$

素因数の和:228

約数の個数: 36

約数和(自身を含む): 96377760

約数和(自身を除く): 24367285

約数列:

[1, 5, 19, 25, 79, 95, 101, 361, 395, 475, 505, 1501, 1805, 1919, 1975, 2525, 7505, 7979, 9025, 9595, 28519, 36461, 37525, 39895, 47975, 142595, 151601, 182305, 199475, 712975, 758005, 911525, 2880419, 3790025, 14402095, 72010475]

約数ペア:

[(1, 72010475), (5, 14402095), (19, 3790025), (25, 2880419), (79, 911525), (95, 758005), (101, 712975), (361, 199475), (395, 182305), (475, 151601), (505, 142595), (1501, 47975), (1805, 39895), (1919, 37525), (1975, 36461), (2525, 28519), (7505, 9595), (7979, 9025)]