320778815

素因数分解:

$5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{4801}}^1$

素因数の和:4919

約数の個数: 32

約数和(自身を含む): 464679936

約数和(自身を除く): 143901121

約数列:

[1, 5, 7, 23, 35, 83, 115, 161, 415, 581, 805, 1909, 2905, 4801, 9545, 13363, 24005, 33607, 66815, 110423, 168035, 398483, 552115, 772961, 1992415, 2789381, 3864805, 9165109, 13946905, 45825545, 64155763, 320778815]

約数ペア:

[(1, 320778815), (5, 64155763), (7, 45825545), (23, 13946905), (35, 9165109), (83, 3864805), (115, 2789381), (161, 1992415), (415, 772961), (581, 552115), (805, 398483), (1909, 168035), (2905, 110423), (4801, 66815), (9545, 33607), (13363, 24005)]