66827440

素因数分解:

$2^4\times 5^1\times {\mathrm{293}}^1\times {\mathrm{2851}}^1$

素因数の和:3157

約数の個数: 40

約数和(自身を含む): 155958768

約数和(自身を除く): 89131328

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 293, 586, 1172, 1465, 2344, 2851, 2930, 4688, 5702, 5860, 11404, 11720, 14255, 22808, 23440, 28510, 45616, 57020, 114040, 228080, 835343, 1670686, 3341372, 4176715, 6682744, 8353430, 13365488, 16706860, 33413720, 66827440]

約数ペア:

[(1, 66827440), (2, 33413720), (4, 16706860), (5, 13365488), (8, 8353430), (10, 6682744), (16, 4176715), (20, 3341372), (40, 1670686), (80, 835343), (293, 228080), (586, 114040), (1172, 57020), (1465, 45616), (2344, 28510), (2851, 23440), (2930, 22808), (4688, 14255), (5702, 11720), (5860, 11404)]