81330757840

素因数分解:

$2^4\times 5^1\times {\mathrm{673}}^1\times {\mathrm{1510601}}^1$

素因数の和:1511287

約数の個数: 40

約数和(自身を含む): 189375109128

約数和(自身を除く): 108044351288

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 673, 1346, 2692, 3365, 5384, 6730, 10768, 13460, 26920, 53840, 1510601, 3021202, 6042404, 7553005, 12084808, 15106010, 24169616, 30212020, 60424040, 120848080, 1016634473, 2033268946, 4066537892, 5083172365, 8133075784, 10166344730, 16266151568, 20332689460, 40665378920, 81330757840]

約数ペア:

[(1, 81330757840), (2, 40665378920), (4, 20332689460), (5, 16266151568), (8, 10166344730), (10, 8133075784), (16, 5083172365), (20, 4066537892), (40, 2033268946), (80, 1016634473), (673, 120848080), (1346, 60424040), (2692, 30212020), (3365, 24169616), (5384, 15106010), (6730, 12084808), (10768, 7553005), (13460, 6042404), (26920, 3021202), (53840, 1510601)]