89898804080

素因数分解:

$2^4\times 5^1\times {\mathrm{563}}^1\times {\mathrm{1995977}}^1$

素因数の和:1996553

約数の個数: 40

約数和(自身を含む): 209386076112

約数和(自身を除く): 119487272032

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 563, 1126, 2252, 2815, 4504, 5630, 9008, 11260, 22520, 45040, 1995977, 3991954, 7983908, 9979885, 15967816, 19959770, 31935632, 39919540, 79839080, 159678160, 1123735051, 2247470102, 4494940204, 5618675255, 8989880408, 11237350510, 17979760816, 22474701020, 44949402040, 89898804080]

約数ペア:

[(1, 89898804080), (2, 44949402040), (4, 22474701020), (5, 17979760816), (8, 11237350510), (10, 8989880408), (16, 5618675255), (20, 4494940204), (40, 2247470102), (80, 1123735051), (563, 159678160), (1126, 79839080), (2252, 39919540), (2815, 31935632), (4504, 19959770), (5630, 15967816), (9008, 9979885), (11260, 7983908), (22520, 3991954), (45040, 1995977)]