80944660

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{98713}}^1$

素因数の和:98763

約数の個数: 24

約数和(自身を含む): 174131496

約数和(自身を除く): 93186836

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 98713, 197426, 394852, 493565, 987130, 1974260, 4047233, 8094466, 16188932, 20236165, 40472330, 80944660]

約数ペア:

[(1, 80944660), (2, 40472330), (4, 20236165), (5, 16188932), (10, 8094466), (20, 4047233), (41, 1974260), (82, 987130), (164, 493565), (205, 394852), (410, 197426), (820, 98713)]