65991140

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{3499}}^1$

素因数の和:3572

約数の個数: 48

約数和(自身を含む): 148176000

約数和(自身を除く): 82184860

約数列:

[1, 2, 4, 5, 10, 20, 23, 41, 46, 82, 92, 115, 164, 205, 230, 410, 460, 820, 943, 1886, 3499, 3772, 4715, 6998, 9430, 13996, 17495, 18860, 34990, 69980, 80477, 143459, 160954, 286918, 321908, 402385, 573836, 717295, 804770, 1434590, 1609540, 2869180, 3299557, 6599114, 13198228, 16497785, 32995570, 65991140]

約数ペア:

[(1, 65991140), (2, 32995570), (4, 16497785), (5, 13198228), (10, 6599114), (20, 3299557), (23, 2869180), (41, 1609540), (46, 1434590), (82, 804770), (92, 717295), (115, 573836), (164, 402385), (205, 321908), (230, 286918), (410, 160954), (460, 143459), (820, 80477), (943, 69980), (1886, 34990), (3499, 18860), (3772, 17495), (4715, 13996), (6998, 9430)]