66165740

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{45319}}^1$

素因数の和:45401

約数の個数: 24

約数和(自身を含む): 140854560

約数和(自身を除く): 74688820

約数列:

[1, 2, 4, 5, 10, 20, 73, 146, 292, 365, 730, 1460, 45319, 90638, 181276, 226595, 453190, 906380, 3308287, 6616574, 13233148, 16541435, 33082870, 66165740]

約数ペア:

[(1, 66165740), (2, 33082870), (4, 16541435), (5, 13233148), (10, 6616574), (20, 3308287), (73, 906380), (146, 453190), (292, 226595), (365, 181276), (730, 90638), (1460, 45319)]