78321025

素因数分解:

$5^2\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{1831}}^1$

素因数の和:1929

約数の個数: 24

約数和(自身を含む): 102225600

約数和(自身を除く): 23904575

約数列:

[1, 5, 25, 29, 59, 145, 295, 725, 1475, 1711, 1831, 8555, 9155, 42775, 45775, 53099, 108029, 265495, 540145, 1327475, 2700725, 3132841, 15664205, 78321025]

約数ペア:

[(1, 78321025), (5, 15664205), (25, 3132841), (29, 2700725), (59, 1327475), (145, 540145), (295, 265495), (725, 108029), (1475, 53099), (1711, 45775), (1831, 42775), (8555, 9155)]