83841520

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{149717}}^1$

素因数の和:149737

約数の個数: 40

約数和(自身を含む): 222780384

約数和(自身を除く): 138938864

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 149717, 299434, 598868, 748585, 1048019, 1197736, 1497170, 2096038, 2395472, 2994340, 4192076, 5240095, 5988680, 8384152, 10480190, 11977360, 16768304, 20960380, 41920760, 83841520]

約数ペア:

[(1, 83841520), (2, 41920760), (4, 20960380), (5, 16768304), (7, 11977360), (8, 10480190), (10, 8384152), (14, 5988680), (16, 5240095), (20, 4192076), (28, 2994340), (35, 2395472), (40, 2096038), (56, 1497170), (70, 1197736), (80, 1048019), (112, 748585), (140, 598868), (280, 299434), (560, 149717)]