173208085

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1\times {\mathrm{389}}^1$

素因数の和:565

約数の個数: 32

約数和(自身を含む): 226512000

約数和(自身を除く): 53303915

約数列:

[1, 5, 19, 43, 95, 109, 215, 389, 545, 817, 1945, 2071, 4085, 4687, 7391, 10355, 16727, 23435, 36955, 42401, 83635, 89053, 212005, 317813, 445265, 805619, 1589065, 1823243, 4028095, 9116215, 34641617, 173208085]

約数ペア:

[(1, 173208085), (5, 34641617), (19, 9116215), (43, 4028095), (95, 1823243), (109, 1589065), (215, 805619), (389, 445265), (545, 317813), (817, 212005), (1945, 89053), (2071, 83635), (4085, 42401), (4687, 36955), (7391, 23435), (10355, 16727)]