31606025

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{263}}^1$

素因数の和:326

約数の個数: 48

約数和(自身を含む): 47139840

約数和(自身を除く): 15533815

約数列:

[1, 5, 11, 19, 23, 25, 55, 95, 115, 209, 253, 263, 275, 437, 475, 575, 1045, 1265, 1315, 2185, 2893, 4807, 4997, 5225, 6049, 6325, 6575, 10925, 14465, 24035, 24985, 30245, 54967, 66539, 72325, 114931, 120175, 124925, 151225, 274835, 332695, 574655, 1264241, 1374175, 1663475, 2873275, 6321205, 31606025]

約数ペア:

[(1, 31606025), (5, 6321205), (11, 2873275), (19, 1663475), (23, 1374175), (25, 1264241), (55, 574655), (95, 332695), (115, 274835), (209, 151225), (253, 124925), (263, 120175), (275, 114931), (437, 72325), (475, 66539), (575, 54967), (1045, 30245), (1265, 24985), (1315, 24035), (2185, 14465), (2893, 10925), (4807, 6575), (4997, 6325), (5225, 6049)]