80984830

素因数分解:

$2^1\times 5^1\times {\mathrm{101}}^1\times {\mathrm{181}}^1\times {\mathrm{443}}^1$

素因数の和:732

約数の個数: 32

約数和(自身を含む): 148363488

約数和(自身を除く): 67378658

約数列:

[1, 2, 5, 10, 101, 181, 202, 362, 443, 505, 886, 905, 1010, 1810, 2215, 4430, 18281, 36562, 44743, 80183, 89486, 91405, 160366, 182810, 223715, 400915, 447430, 801830, 8098483, 16196966, 40492415, 80984830]

約数ペア:

[(1, 80984830), (2, 40492415), (5, 16196966), (10, 8098483), (101, 801830), (181, 447430), (202, 400915), (362, 223715), (443, 182810), (505, 160366), (886, 91405), (905, 89486), (1010, 80183), (1810, 44743), (2215, 36562), (4430, 18281)]