66002920

素因数分解:

$2^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{20887}}^1$

素因数の和:20977

約数の個数: 32

約数和(自身を含む): 150393600

約数和(自身を除く): 84390680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 79, 158, 316, 395, 632, 790, 1580, 3160, 20887, 41774, 83548, 104435, 167096, 208870, 417740, 835480, 1650073, 3300146, 6600292, 8250365, 13200584, 16500730, 33001460, 66002920]

約数ペア:

[(1, 66002920), (2, 33001460), (4, 16500730), (5, 13200584), (8, 8250365), (10, 6600292), (20, 3300146), (40, 1650073), (79, 835480), (158, 417740), (316, 208870), (395, 167096), (632, 104435), (790, 83548), (1580, 41774), (3160, 20887)]