53781620

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{34039}}^1$

素因数の和:34127

約数の個数: 24

約数和(自身を含む): 114374400

約数和(自身を除く): 60592780

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 316, 395, 790, 1580, 34039, 68078, 136156, 170195, 340390, 680780, 2689081, 5378162, 10756324, 13445405, 26890810, 53781620]

約数ペア:

[(1, 53781620), (2, 26890810), (4, 13445405), (5, 10756324), (10, 5378162), (20, 2689081), (79, 680780), (158, 340390), (316, 170195), (395, 136156), (790, 68078), (1580, 34039)]