68780215

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{115597}}^1$

素因数の和:115626

約数の個数: 16

約数和(自身を含む): 99876672

約数和(自身を除く): 31096457

約数列:

[1, 5, 7, 17, 35, 85, 119, 595, 115597, 577985, 809179, 1965149, 4045895, 9825745, 13756043, 68780215]

約数ペア:

[(1, 68780215), (5, 13756043), (7, 9825745), (17, 4045895), (35, 1965149), (85, 809179), (119, 577985), (595, 115597)]