290599595

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{431}}^1$

素因数の和:524

約数の個数: 64

約数和(自身を含む): 438939648

約数和(自身を除く): 148340053

約数列:

[1, 5, 11, 13, 23, 41, 55, 65, 115, 143, 205, 253, 299, 431, 451, 533, 715, 943, 1265, 1495, 2155, 2255, 2665, 3289, 4715, 4741, 5603, 5863, 9913, 10373, 12259, 16445, 17671, 23705, 28015, 29315, 49565, 51865, 61295, 61633, 88355, 109043, 128869, 134849, 194381, 229723, 308165, 406433, 545215, 644345, 674245, 971905, 1148615, 1417559, 2032165, 2526953, 4470763, 5283629, 7087795, 12634765, 22353815, 26418145, 58119919, 290599595]

約数ペア:

[(1, 290599595), (5, 58119919), (11, 26418145), (13, 22353815), (23, 12634765), (41, 7087795), (55, 5283629), (65, 4470763), (115, 2526953), (143, 2032165), (205, 1417559), (253, 1148615), (299, 971905), (431, 674245), (451, 644345), (533, 545215), (715, 406433), (943, 308165), (1265, 229723), (1495, 194381), (2155, 134849), (2255, 128869), (2665, 109043), (3289, 88355), (4715, 61633), (4741, 61295), (5603, 51865), (5863, 49565), (9913, 29315), (10373, 28015), (12259, 23705), (16445, 17671)]