72319225

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{13841}}^1$

素因数の和:13881

約数の個数: 24

約数和(自身を含む): 102984480

約数和(自身を除く): 30665255

約数列:

[1, 5, 11, 19, 25, 55, 95, 209, 275, 475, 1045, 5225, 13841, 69205, 152251, 262979, 346025, 761255, 1314895, 2892769, 3806275, 6574475, 14463845, 72319225]

約数ペア:

[(1, 72319225), (5, 14463845), (11, 6574475), (19, 3806275), (25, 2892769), (55, 1314895), (95, 761255), (209, 346025), (275, 262979), (475, 152251), (1045, 69205), (5225, 13841)]