65560

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{149}}^1$

素因数の和:171

約数の個数: 32

約数和(自身を含む): 162000

約数和(自身を除く): 96440

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 149, 220, 298, 440, 596, 745, 1192, 1490, 1639, 2980, 3278, 5960, 6556, 8195, 13112, 16390, 32780, 65560]

約数ペア:

[(1, 65560), (2, 32780), (4, 16390), (5, 13112), (8, 8195), (10, 6556), (11, 5960), (20, 3278), (22, 2980), (40, 1639), (44, 1490), (55, 1192), (88, 745), (110, 596), (149, 440), (220, 298)]