80733080

素因数分解:

$2^3\times 5^1\times {\mathrm{673}}^1\times {\mathrm{2999}}^1$

素因数の和:3683

約数の個数: 32

約数和(自身を含む): 181980000

約数和(自身を除く): 101246920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 673, 1346, 2692, 2999, 3365, 5384, 5998, 6730, 11996, 13460, 14995, 23992, 26920, 29990, 59980, 119960, 2018327, 4036654, 8073308, 10091635, 16146616, 20183270, 40366540, 80733080]

約数ペア:

[(1, 80733080), (2, 40366540), (4, 20183270), (5, 16146616), (8, 10091635), (10, 8073308), (20, 4036654), (40, 2018327), (673, 119960), (1346, 59980), (2692, 29990), (2999, 26920), (3365, 23992), (5384, 14995), (5998, 13460), (6730, 11996)]