664496635

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{467}}^1\times {\mathrm{631}}^1$

素因数の和:1155

約数の個数: 32

約数和(自身を含む): 894426624

約数和(自身を除く): 229929989

約数列:

[1, 5, 11, 41, 55, 205, 451, 467, 631, 2255, 2335, 3155, 5137, 6941, 19147, 25685, 25871, 34705, 95735, 129355, 210617, 284581, 294677, 1053085, 1422905, 1473385, 3241447, 12081757, 16207235, 60408785, 132899327, 664496635]

約数ペア:

[(1, 664496635), (5, 132899327), (11, 60408785), (41, 16207235), (55, 12081757), (205, 3241447), (451, 1473385), (467, 1422905), (631, 1053085), (2255, 294677), (2335, 284581), (3155, 210617), (5137, 129355), (6941, 95735), (19147, 34705), (25685, 25871)]