80667080

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^2\times {\mathrm{11933}}^1$

素因数の和:11970

約数の個数: 48

約数和(自身を含む): 196552980

約数和(自身を除く): 115885900

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, 11933, 23866, 47732, 59665, 95464, 119330, 155129, 238660, 310258, 477320, 620516, 775645, 1241032, 1551290, 2016677, 3102580, 4033354, 6205160, 8066708, 10083385, 16133416, 20166770, 40333540, 80667080]

約数ペア:

[(1, 80667080), (2, 40333540), (4, 20166770), (5, 16133416), (8, 10083385), (10, 8066708), (13, 6205160), (20, 4033354), (26, 3102580), (40, 2016677), (52, 1551290), (65, 1241032), (104, 775645), (130, 620516), (169, 477320), (260, 310258), (338, 238660), (520, 155129), (676, 119330), (845, 95464), (1352, 59665), (1690, 47732), (3380, 23866), (6760, 11933)]