68167720

素因数分解:

$2^3\times 5^1\times {\mathrm{97}}^1\times {\mathrm{17569}}^1$

素因数の和:17677

約数の個数: 32

約数和(自身を含む): 154967400

約数和(自身を除く): 86799680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 97, 194, 388, 485, 776, 970, 1940, 3880, 17569, 35138, 70276, 87845, 140552, 175690, 351380, 702760, 1704193, 3408386, 6816772, 8520965, 13633544, 17041930, 34083860, 68167720]

約数ペア:

[(1, 68167720), (2, 34083860), (4, 17041930), (5, 13633544), (8, 8520965), (10, 6816772), (20, 3408386), (40, 1704193), (97, 702760), (194, 351380), (388, 175690), (485, 140552), (776, 87845), (970, 70276), (1940, 35138), (3880, 17569)]