25351732

素因数分解:

$2^2\times 7^1\times {\mathrm{73}}^1\times {\mathrm{79}}^1\times {\mathrm{157}}^1$

素因数の和:320

約数の個数: 48

約数和(自身を含む): 52380160

約数和(自身を除く): 27028428

約数列:

[1, 2, 4, 7, 14, 28, 73, 79, 146, 157, 158, 292, 314, 316, 511, 553, 628, 1022, 1099, 1106, 2044, 2198, 2212, 4396, 5767, 11461, 11534, 12403, 22922, 23068, 24806, 40369, 45844, 49612, 80227, 80738, 86821, 160454, 161476, 173642, 320908, 347284, 905419, 1810838, 3621676, 6337933, 12675866, 25351732]

約数ペア:

[(1, 25351732), (2, 12675866), (4, 6337933), (7, 3621676), (14, 1810838), (28, 905419), (73, 347284), (79, 320908), (146, 173642), (157, 161476), (158, 160454), (292, 86821), (314, 80738), (316, 80227), (511, 49612), (553, 45844), (628, 40369), (1022, 24806), (1099, 23068), (1106, 22922), (2044, 12403), (2198, 11534), (2212, 11461), (4396, 5767)]