81422656

素因数分解:

$2^6\times 7^1\times {\mathrm{17}}^1\times {\mathrm{10691}}^1$

素因数の和:10727

約数の個数: 56

約数和(自身を含む): 195535296

約数和(自身を除く): 114112640

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 32, 34, 56, 64, 68, 112, 119, 136, 224, 238, 272, 448, 476, 544, 952, 1088, 1904, 3808, 7616, 10691, 21382, 42764, 74837, 85528, 149674, 171056, 181747, 299348, 342112, 363494, 598696, 684224, 726988, 1197392, 1272229, 1453976, 2394784, 2544458, 2907952, 4789568, 5088916, 5815904, 10177832, 11631808, 20355664, 40711328, 81422656]

約数ペア:

[(1, 81422656), (2, 40711328), (4, 20355664), (7, 11631808), (8, 10177832), (14, 5815904), (16, 5088916), (17, 4789568), (28, 2907952), (32, 2544458), (34, 2394784), (56, 1453976), (64, 1272229), (68, 1197392), (112, 726988), (119, 684224), (136, 598696), (224, 363494), (238, 342112), (272, 299348), (448, 181747), (476, 171056), (544, 149674), (952, 85528), (1088, 74837), (1904, 42764), (3808, 21382), (7616, 10691)]