51108980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{15121}}^1$

素因数の和:15156

約数の個数: 36

約数和(自身を含む): 116227692

約数和(自身を除く): 65118712

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 169, 260, 338, 676, 845, 1690, 3380, 15121, 30242, 60484, 75605, 151210, 196573, 302420, 393146, 786292, 982865, 1965730, 2555449, 3931460, 5110898, 10221796, 12777245, 25554490, 51108980]

約数ペア:

[(1, 51108980), (2, 25554490), (4, 12777245), (5, 10221796), (10, 5110898), (13, 3931460), (20, 2555449), (26, 1965730), (52, 982865), (65, 786292), (130, 393146), (169, 302420), (260, 196573), (338, 151210), (676, 75605), (845, 60484), (1690, 30242), (3380, 15121)]