72892880

素因数分解:

$2^4\times 5^1\times {\mathrm{911161}}^1$

素因数の和:911174

約数の個数: 20

約数和(自身を含む): 169476132

約数和(自身を除く): 96583252

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 911161, 1822322, 3644644, 4555805, 7289288, 9111610, 14578576, 18223220, 36446440, 72892880]

約数ペア:

[(1, 72892880), (2, 36446440), (4, 18223220), (5, 14578576), (8, 9111610), (10, 7289288), (16, 4555805), (20, 3644644), (40, 1822322), (80, 911161)]