181253079080

素因数分解:

$2^3\times 5^1\times {\mathrm{977}}^1\times {\mathrm{4638001}}^1$

素因数の和:4638989

約数の個数: 32

約数和(自身を含む): 408236936040

約数和(自身を除く): 226983856960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 977, 1954, 3908, 4885, 7816, 9770, 19540, 39080, 4638001, 9276002, 18552004, 23190005, 37104008, 46380010, 92760020, 185520040, 4531326977, 9062653954, 18125307908, 22656634885, 36250615816, 45313269770, 90626539540, 181253079080]

約数ペア:

[(1, 181253079080), (2, 90626539540), (4, 45313269770), (5, 36250615816), (8, 22656634885), (10, 18125307908), (20, 9062653954), (40, 4531326977), (977, 185520040), (1954, 92760020), (3908, 46380010), (4885, 37104008), (7816, 23190005), (9770, 18552004), (19540, 9276002), (39080, 4638001)]