82815440

素因数分解:

$2^4\times 5^1\times {\mathrm{113}}^1\times {\mathrm{9161}}^1$

素因数の和:9287

約数の個数: 40

約数和(自身を含む): 194271048

約数和(自身を除く): 111455608

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 113, 226, 452, 565, 904, 1130, 1808, 2260, 4520, 9040, 9161, 18322, 36644, 45805, 73288, 91610, 146576, 183220, 366440, 732880, 1035193, 2070386, 4140772, 5175965, 8281544, 10351930, 16563088, 20703860, 41407720, 82815440]

約数ペア:

[(1, 82815440), (2, 41407720), (4, 20703860), (5, 16563088), (8, 10351930), (10, 8281544), (16, 5175965), (20, 4140772), (40, 2070386), (80, 1035193), (113, 732880), (226, 366440), (452, 183220), (565, 146576), (904, 91610), (1130, 73288), (1808, 45805), (2260, 36644), (4520, 18322), (9040, 9161)]