65299720

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{881}}^1$

素因数の和:1018

約数の個数: 64

約数和(自身を含む): 157172400

約数和(自身を除く): 91872680

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 109, 136, 170, 218, 340, 436, 545, 680, 872, 881, 1090, 1762, 1853, 2180, 3524, 3706, 4360, 4405, 7048, 7412, 8810, 9265, 14824, 14977, 17620, 18530, 29954, 35240, 37060, 59908, 74120, 74885, 96029, 119816, 149770, 192058, 299540, 384116, 480145, 599080, 768232, 960290, 1632493, 1920580, 3264986, 3841160, 6529972, 8162465, 13059944, 16324930, 32649860, 65299720]

約数ペア:

[(1, 65299720), (2, 32649860), (4, 16324930), (5, 13059944), (8, 8162465), (10, 6529972), (17, 3841160), (20, 3264986), (34, 1920580), (40, 1632493), (68, 960290), (85, 768232), (109, 599080), (136, 480145), (170, 384116), (218, 299540), (340, 192058), (436, 149770), (545, 119816), (680, 96029), (872, 74885), (881, 74120), (1090, 59908), (1762, 37060), (1853, 35240), (2180, 29954), (3524, 18530), (3706, 17620), (4360, 14977), (4405, 14824), (7048, 9265), (7412, 8810)]