78529976

素因数分解:

$2^3\times 7^1\times {\mathrm{71}}^1\times {\mathrm{19751}}^1$

素因数の和:19835

約数の個数: 32

約数和(自身を含む): 170657280

約数和(自身を除く): 92127304

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 71, 142, 284, 497, 568, 994, 1988, 3976, 19751, 39502, 79004, 138257, 158008, 276514, 553028, 1106056, 1402321, 2804642, 5609284, 9816247, 11218568, 19632494, 39264988, 78529976]

約数ペア:

[(1, 78529976), (2, 39264988), (4, 19632494), (7, 11218568), (8, 9816247), (14, 5609284), (28, 2804642), (56, 1402321), (71, 1106056), (142, 553028), (284, 276514), (497, 158008), (568, 138257), (994, 79004), (1988, 39502), (3976, 19751)]