64748440

素因数分解:

$2^3\times 5^1\times {\mathrm{1033}}^1\times {\mathrm{1567}}^1$

素因数の和:2611

約数の個数: 32

約数和(自身を含む): 145918080

約数和(自身を除く): 81169640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1033, 1567, 2066, 3134, 4132, 5165, 6268, 7835, 8264, 10330, 12536, 15670, 20660, 31340, 41320, 62680, 1618711, 3237422, 6474844, 8093555, 12949688, 16187110, 32374220, 64748440]

約数ペア:

[(1, 64748440), (2, 32374220), (4, 16187110), (5, 12949688), (8, 8093555), (10, 6474844), (20, 3237422), (40, 1618711), (1033, 62680), (1567, 41320), (2066, 31340), (3134, 20660), (4132, 15670), (5165, 12536), (6268, 10330), (7835, 8264)]