39812195

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{83}}^1\times {\mathrm{97}}^1$

素因数の和:251

約数の個数: 32

約数和(自身を含む): 52157952

約数和(自身を除く): 12345757

約数列:

[1, 5, 23, 43, 83, 97, 115, 215, 415, 485, 989, 1909, 2231, 3569, 4171, 4945, 8051, 9545, 11155, 17845, 20855, 40255, 82087, 95933, 185173, 346193, 410435, 479665, 925865, 1730965, 7962439, 39812195]

約数ペア:

[(1, 39812195), (5, 7962439), (23, 1730965), (43, 925865), (83, 479665), (97, 410435), (115, 346193), (215, 185173), (415, 95933), (485, 82087), (989, 40255), (1909, 20855), (2231, 17845), (3569, 11155), (4171, 9545), (4945, 8051)]