80001972

素因数分解:

$2^2\times 3^3\times {\mathrm{137}}^1\times {\mathrm{5407}}^1$

素因数の和:5557

約数の個数: 48

約数和(自身を含む): 208965120

約数和(自身を除く): 128963148

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 137, 274, 411, 548, 822, 1233, 1644, 2466, 3699, 4932, 5407, 7398, 10814, 14796, 16221, 21628, 32442, 48663, 64884, 97326, 145989, 194652, 291978, 583956, 740759, 1481518, 2222277, 2963036, 4444554, 6666831, 8889108, 13333662, 20000493, 26667324, 40000986, 80001972]

約数ペア:

[(1, 80001972), (2, 40000986), (3, 26667324), (4, 20000493), (6, 13333662), (9, 8889108), (12, 6666831), (18, 4444554), (27, 2963036), (36, 2222277), (54, 1481518), (108, 740759), (137, 583956), (274, 291978), (411, 194652), (548, 145989), (822, 97326), (1233, 64884), (1644, 48663), (2466, 32442), (3699, 21628), (4932, 16221), (5407, 14796), (7398, 10814)]