81304890

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{389}}^1\times {\mathrm{6967}}^1$

素因数の和:7366

約数の個数: 32

約数和(自身を含む): 195661440

約数和(自身を除く): 114356550

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 389, 778, 1167, 1945, 2334, 3890, 5835, 6967, 11670, 13934, 20901, 34835, 41802, 69670, 104505, 209010, 2710163, 5420326, 8130489, 13550815, 16260978, 27101630, 40652445, 81304890]

約数ペア:

[(1, 81304890), (2, 40652445), (3, 27101630), (5, 16260978), (6, 13550815), (10, 8130489), (15, 5420326), (30, 2710163), (389, 209010), (778, 104505), (1167, 69670), (1945, 41802), (2334, 34835), (3890, 20901), (5835, 13934), (6967, 11670)]