55990520

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{82339}}^1$

素因数の和:82367

約数の個数: 32

約数和(自身を含む): 133390800

約数和(自身を除く): 77400280

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 82339, 164678, 329356, 411695, 658712, 823390, 1399763, 1646780, 2799526, 3293560, 5599052, 6998815, 11198104, 13997630, 27995260, 55990520]

約数ペア:

[(1, 55990520), (2, 27995260), (4, 13997630), (5, 11198104), (8, 6998815), (10, 5599052), (17, 3293560), (20, 2799526), (34, 1646780), (40, 1399763), (68, 823390), (85, 658712), (136, 411695), (170, 329356), (340, 164678), (680, 82339)]