80540616

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{258143}}^1$

素因数の和:258165

約数の個数: 32

約数和(自身を含む): 216840960

約数和(自身を除く): 136300344

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 258143, 516286, 774429, 1032572, 1548858, 2065144, 3097716, 3355859, 6195432, 6711718, 10067577, 13423436, 20135154, 26846872, 40270308, 80540616]

約数ペア:

[(1, 80540616), (2, 40270308), (3, 26846872), (4, 20135154), (6, 13423436), (8, 10067577), (12, 6711718), (13, 6195432), (24, 3355859), (26, 3097716), (39, 2065144), (52, 1548858), (78, 1032572), (104, 774429), (156, 516286), (312, 258143)]