205162412

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{1103}}^1$

素因数の和:1207

約数の個数: 72

約数和(自身を含む): 456353856

約数和(自身を除く): 251191444

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 49, 52, 73, 91, 98, 146, 182, 196, 292, 364, 511, 637, 949, 1022, 1103, 1274, 1898, 2044, 2206, 2548, 3577, 3796, 4412, 6643, 7154, 7721, 13286, 14308, 14339, 15442, 26572, 28678, 30884, 46501, 54047, 57356, 80519, 93002, 100373, 108094, 161038, 186004, 200746, 216188, 322076, 401492, 563633, 702611, 1046747, 1127266, 1405222, 2093494, 2254532, 2810444, 3945431, 4186988, 7327229, 7890862, 14654458, 15781724, 29308916, 51290603, 102581206, 205162412]

約数ペア:

[(1, 205162412), (2, 102581206), (4, 51290603), (7, 29308916), (13, 15781724), (14, 14654458), (26, 7890862), (28, 7327229), (49, 4186988), (52, 3945431), (73, 2810444), (91, 2254532), (98, 2093494), (146, 1405222), (182, 1127266), (196, 1046747), (292, 702611), (364, 563633), (511, 401492), (637, 322076), (949, 216188), (1022, 200746), (1103, 186004), (1274, 161038), (1898, 108094), (2044, 100373), (2206, 93002), (2548, 80519), (3577, 57356), (3796, 54047), (4412, 46501), (6643, 30884), (7154, 28678), (7721, 26572), (13286, 15442), (14308, 14339)]