68117355

素因数分解:

$3^4\times 5^1\times {\mathrm{79}}^1\times {\mathrm{2129}}^1$

素因数の和:2225

約数の個数: 40

約数和(自身を含む): 123710400

約数和(自身を除く): 55593045

約数列:

[1, 3, 5, 9, 15, 27, 45, 79, 81, 135, 237, 395, 405, 711, 1185, 2129, 2133, 3555, 6387, 6399, 10645, 10665, 19161, 31935, 31995, 57483, 95805, 168191, 172449, 287415, 504573, 840955, 862245, 1513719, 2522865, 4541157, 7568595, 13623471, 22705785, 68117355]

約数ペア:

[(1, 68117355), (3, 22705785), (5, 13623471), (9, 7568595), (15, 4541157), (27, 2522865), (45, 1513719), (79, 862245), (81, 840955), (135, 504573), (237, 287415), (395, 172449), (405, 168191), (711, 95805), (1185, 57483), (2129, 31995), (2133, 31935), (3555, 19161), (6387, 10665), (6399, 10645)]