77922520

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^2\times {\mathrm{11527}}^1$

素因数の和:11564

約数の個数: 48

約数和(自身を含む): 189866160

約数和(自身を除く): 111943640

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 169, 260, 338, 520, 676, 845, 1352, 1690, 3380, 6760, 11527, 23054, 46108, 57635, 92216, 115270, 149851, 230540, 299702, 461080, 599404, 749255, 1198808, 1498510, 1948063, 2997020, 3896126, 5994040, 7792252, 9740315, 15584504, 19480630, 38961260, 77922520]

約数ペア:

[(1, 77922520), (2, 38961260), (4, 19480630), (5, 15584504), (8, 9740315), (10, 7792252), (13, 5994040), (20, 3896126), (26, 2997020), (40, 1948063), (52, 1498510), (65, 1198808), (104, 749255), (130, 599404), (169, 461080), (260, 299702), (338, 230540), (520, 149851), (676, 115270), (845, 92216), (1352, 57635), (1690, 46108), (3380, 23054), (6760, 11527)]