80566768

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{1279}}^1$

素因数の和:1445

約数の個数: 40

約数和(自身を含む): 162529280

約数和(自身を除く): 81962512

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 127, 248, 254, 496, 508, 1016, 1279, 2032, 2558, 3937, 5116, 7874, 10232, 15748, 20464, 31496, 39649, 62992, 79298, 158596, 162433, 317192, 324866, 634384, 649732, 1299464, 2598928, 5035423, 10070846, 20141692, 40283384, 80566768]

約数ペア:

[(1, 80566768), (2, 40283384), (4, 20141692), (8, 10070846), (16, 5035423), (31, 2598928), (62, 1299464), (124, 649732), (127, 634384), (248, 324866), (254, 317192), (496, 162433), (508, 158596), (1016, 79298), (1279, 62992), (2032, 39649), (2558, 31496), (3937, 20464), (5116, 15748), (7874, 10232)]