104490920

素因数分解:

$2^3\times 5^1\times {\mathrm{199}}^1\times {\mathrm{13127}}^1$

素因数の和:13337

約数の個数: 32

約数和(自身を含む): 236304000

約数和(自身を除く): 131813080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 199, 398, 796, 995, 1592, 1990, 3980, 7960, 13127, 26254, 52508, 65635, 105016, 131270, 262540, 525080, 2612273, 5224546, 10449092, 13061365, 20898184, 26122730, 52245460, 104490920]

約数ペア:

[(1, 104490920), (2, 52245460), (4, 26122730), (5, 20898184), (8, 13061365), (10, 10449092), (20, 5224546), (40, 2612273), (199, 525080), (398, 262540), (796, 131270), (995, 105016), (1592, 65635), (1990, 52508), (3980, 26254), (7960, 13127)]