80495900

素因数分解:

$2^2\times 5^2\times {\mathrm{829}}^1\times {\mathrm{971}}^1$

素因数の和:1814

約数の個数: 36

約数和(自身を含む): 175066920

約数和(自身を除く): 94571020

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 829, 971, 1658, 1942, 3316, 3884, 4145, 4855, 8290, 9710, 16580, 19420, 20725, 24275, 41450, 48550, 82900, 97100, 804959, 1609918, 3219836, 4024795, 8049590, 16099180, 20123975, 40247950, 80495900]

約数ペア:

[(1, 80495900), (2, 40247950), (4, 20123975), (5, 16099180), (10, 8049590), (20, 4024795), (25, 3219836), (50, 1609918), (100, 804959), (829, 97100), (971, 82900), (1658, 48550), (1942, 41450), (3316, 24275), (3884, 20725), (4145, 19420), (4855, 16580), (8290, 9710)]