86961575

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{107}}^1$

素因数の和:224

約数の個数: 48

約数和(自身を含む): 120528000

約数和(自身を除く): 33566425

約数列:

[1, 5, 19, 25, 29, 59, 95, 107, 145, 295, 475, 535, 551, 725, 1121, 1475, 1711, 2033, 2675, 2755, 3103, 5605, 6313, 8555, 10165, 13775, 15515, 28025, 31565, 32509, 42775, 50825, 58957, 77575, 119947, 157825, 162545, 183077, 294785, 599735, 812725, 915385, 1473925, 2998675, 3478463, 4576925, 17392315, 86961575]

約数ペア:

[(1, 86961575), (5, 17392315), (19, 4576925), (25, 3478463), (29, 2998675), (59, 1473925), (95, 915385), (107, 812725), (145, 599735), (295, 294785), (475, 183077), (535, 162545), (551, 157825), (725, 119947), (1121, 77575), (1475, 58957), (1711, 50825), (2033, 42775), (2675, 32509), (2755, 31565), (3103, 28025), (5605, 15515), (6313, 13775), (8555, 10165)]