79328680

素因数分解:

$2^3\times 5^1\times {\mathrm{181}}^1\times {\mathrm{10957}}^1$

素因数の和:11149

約数の個数: 32

約数和(自身を含む): 179492040

約数和(自身を除く): 100163360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 181, 362, 724, 905, 1448, 1810, 3620, 7240, 10957, 21914, 43828, 54785, 87656, 109570, 219140, 438280, 1983217, 3966434, 7932868, 9916085, 15865736, 19832170, 39664340, 79328680]

約数ペア:

[(1, 79328680), (2, 39664340), (4, 19832170), (5, 15865736), (8, 9916085), (10, 7932868), (20, 3966434), (40, 1983217), (181, 438280), (362, 219140), (724, 109570), (905, 87656), (1448, 54785), (1810, 43828), (3620, 21914), (7240, 10957)]