25615135

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2963}}^1$

素因数の和:3007

約数の個数: 32

約数和(自身を含む): 39836160

約数和(自身を除く): 14221025

約数列:

[1, 5, 7, 13, 19, 35, 65, 91, 95, 133, 247, 455, 665, 1235, 1729, 2963, 8645, 14815, 20741, 38519, 56297, 103705, 192595, 269633, 281485, 394079, 731861, 1348165, 1970395, 3659305, 5123027, 25615135]

約数ペア:

[(1, 25615135), (5, 5123027), (7, 3659305), (13, 1970395), (19, 1348165), (35, 731861), (65, 394079), (91, 281485), (95, 269633), (133, 192595), (247, 103705), (455, 56297), (665, 38519), (1235, 20741), (1729, 14815), (2963, 8645)]