20163722475

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{713129}}^1$

素因数の和:713184

約数の個数: 48

約数和(自身を含む): 37139810400

約数和(自身を除く): 16976087925

約数列:

[1, 3, 5, 13, 15, 25, 29, 39, 65, 75, 87, 145, 195, 325, 377, 435, 725, 975, 1131, 1885, 2175, 5655, 9425, 28275, 713129, 2139387, 3565645, 9270677, 10696935, 17828225, 20680741, 27812031, 46353385, 53484675, 62042223, 103403705, 139060155, 231766925, 268849633, 310211115, 517018525, 695300775, 806548899, 1344248165, 1551055575, 4032744495, 6721240825, 20163722475]

約数ペア:

[(1, 20163722475), (3, 6721240825), (5, 4032744495), (13, 1551055575), (15, 1344248165), (25, 806548899), (29, 695300775), (39, 517018525), (65, 310211115), (75, 268849633), (87, 231766925), (145, 139060155), (195, 103403705), (325, 62042223), (377, 53484675), (435, 46353385), (725, 27812031), (975, 20680741), (1131, 17828225), (1885, 10696935), (2175, 9270677), (5655, 3565645), (9425, 2139387), (28275, 713129)]