82719975

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{2293}}^1$

素因数の和:2356

約数の個数: 48

約数和(自身を含む): 151330592

約数和(自身を除く): 68610617

約数列:

[1, 3, 5, 13, 15, 25, 37, 39, 65, 75, 111, 185, 195, 325, 481, 555, 925, 975, 1443, 2293, 2405, 2775, 6879, 7215, 11465, 12025, 29809, 34395, 36075, 57325, 84841, 89427, 149045, 171975, 254523, 424205, 447135, 745225, 1102933, 1272615, 2121025, 2235675, 3308799, 5514665, 6363075, 16543995, 27573325, 82719975]

約数ペア:

[(1, 82719975), (3, 27573325), (5, 16543995), (13, 6363075), (15, 5514665), (25, 3308799), (37, 2235675), (39, 2121025), (65, 1272615), (75, 1102933), (111, 745225), (185, 447135), (195, 424205), (325, 254523), (481, 171975), (555, 149045), (925, 89427), (975, 84841), (1443, 57325), (2293, 36075), (2405, 34395), (2775, 29809), (6879, 12025), (7215, 11465)]