200820990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{83}}^1\times {\mathrm{80651}}^1$

素因数の和:80744

約数の個数: 32

約数和(自身を含む): 487783296

約数和(自身を除く): 286962306

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 83, 166, 249, 415, 498, 830, 1245, 2490, 80651, 161302, 241953, 403255, 483906, 806510, 1209765, 2419530, 6694033, 13388066, 20082099, 33470165, 40164198, 66940330, 100410495, 200820990]

約数ペア:

[(1, 200820990), (2, 100410495), (3, 66940330), (5, 40164198), (6, 33470165), (10, 20082099), (15, 13388066), (30, 6694033), (83, 2419530), (166, 1209765), (249, 806510), (415, 483906), (498, 403255), (830, 241953), (1245, 161302), (2490, 80651)]