64586225

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{263}}^1$

素因数の和:350

約数の個数: 48

約数和(自身を含む): 94279680

約数和(自身を除く): 29693455

約数列:

[1, 5, 11, 19, 25, 47, 55, 95, 209, 235, 263, 275, 475, 517, 893, 1045, 1175, 1315, 2585, 2893, 4465, 4997, 5225, 6575, 9823, 12361, 12925, 14465, 22325, 24985, 49115, 54967, 61805, 72325, 124925, 135971, 234859, 245575, 274835, 309025, 679855, 1174295, 1374175, 2583449, 3399275, 5871475, 12917245, 64586225]

約数ペア:

[(1, 64586225), (5, 12917245), (11, 5871475), (19, 3399275), (25, 2583449), (47, 1374175), (55, 1174295), (95, 679855), (209, 309025), (235, 274835), (263, 245575), (275, 234859), (475, 135971), (517, 124925), (893, 72325), (1045, 61805), (1175, 54967), (1315, 49115), (2585, 24985), (2893, 22325), (4465, 14465), (4997, 12925), (5225, 12361), (6575, 9823)]