87371348

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{109}}^1\times {\mathrm{199}}^1$

素因数の和:384

約数の個数: 48

約数和(自身を含む): 166320000

約数和(自身を除く): 78948652

約数列:

[1, 2, 4, 19, 38, 53, 76, 106, 109, 199, 212, 218, 398, 436, 796, 1007, 2014, 2071, 3781, 4028, 4142, 5777, 7562, 8284, 10547, 11554, 15124, 21094, 21691, 23108, 42188, 43382, 86764, 109763, 200393, 219526, 400786, 412129, 439052, 801572, 824258, 1149623, 1648516, 2299246, 4598492, 21842837, 43685674, 87371348]

約数ペア:

[(1, 87371348), (2, 43685674), (4, 21842837), (19, 4598492), (38, 2299246), (53, 1648516), (76, 1149623), (106, 824258), (109, 801572), (199, 439052), (212, 412129), (218, 400786), (398, 219526), (436, 200393), (796, 109763), (1007, 86764), (2014, 43382), (2071, 42188), (3781, 23108), (4028, 21691), (4142, 21094), (5777, 15124), (7562, 11554), (8284, 10547)]