72471025

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{8501}}^1$

素因数の和:8553

約数の個数: 24

約数和(自身を含む): 101207808

約数和(自身を除く): 28736783

約数列:

[1, 5, 11, 25, 31, 55, 155, 275, 341, 775, 1705, 8501, 8525, 42505, 93511, 212525, 263531, 467555, 1317655, 2337775, 2898841, 6588275, 14494205, 72471025]

約数ペア:

[(1, 72471025), (5, 14494205), (11, 6588275), (25, 2898841), (31, 2337775), (55, 1317655), (155, 467555), (275, 263531), (341, 212525), (775, 93511), (1705, 42505), (8501, 8525)]