80511080

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{1447}}^1$

素因数の和:1578

約数の個数: 64

約数和(自身を含む): 197043840

約数和(自身を除く): 116532760

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 107, 130, 214, 260, 428, 520, 535, 856, 1070, 1391, 1447, 2140, 2782, 2894, 4280, 5564, 5788, 6955, 7235, 11128, 11576, 13910, 14470, 18811, 27820, 28940, 37622, 55640, 57880, 75244, 94055, 150488, 154829, 188110, 309658, 376220, 619316, 752440, 774145, 1238632, 1548290, 2012777, 3096580, 4025554, 6193160, 8051108, 10063885, 16102216, 20127770, 40255540, 80511080]

約数ペア:

[(1, 80511080), (2, 40255540), (4, 20127770), (5, 16102216), (8, 10063885), (10, 8051108), (13, 6193160), (20, 4025554), (26, 3096580), (40, 2012777), (52, 1548290), (65, 1238632), (104, 774145), (107, 752440), (130, 619316), (214, 376220), (260, 309658), (428, 188110), (520, 154829), (535, 150488), (856, 94055), (1070, 75244), (1391, 57880), (1447, 55640), (2140, 37622), (2782, 28940), (2894, 27820), (4280, 18811), (5564, 14470), (5788, 13910), (6955, 11576), (7235, 11128)]