66787408

素因数分解:

$2^4\times {\mathrm{73}}^1\times {\mathrm{211}}^1\times {\mathrm{271}}^1$

素因数の和:563

約数の個数: 40

約数和(自身を含む): 132281216

約数和(自身を除く): 65493808

約数列:

[1, 2, 4, 8, 16, 73, 146, 211, 271, 292, 422, 542, 584, 844, 1084, 1168, 1688, 2168, 3376, 4336, 15403, 19783, 30806, 39566, 57181, 61612, 79132, 114362, 123224, 158264, 228724, 246448, 316528, 457448, 914896, 4174213, 8348426, 16696852, 33393704, 66787408]

約数ペア:

[(1, 66787408), (2, 33393704), (4, 16696852), (8, 8348426), (16, 4174213), (73, 914896), (146, 457448), (211, 316528), (271, 246448), (292, 228724), (422, 158264), (542, 123224), (584, 114362), (844, 79132), (1084, 61612), (1168, 57181), (1688, 39566), (2168, 30806), (3376, 19783), (4336, 15403)]