1822925

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1$

素因数の和:173

約数の個数: 24

約数和(自身を含む): 2499840

約数和(自身を除く): 676915

約数列:

[1, 5, 13, 25, 65, 71, 79, 325, 355, 395, 923, 1027, 1775, 1975, 4615, 5135, 5609, 23075, 25675, 28045, 72917, 140225, 364585, 1822925]

約数ペア:

[(1, 1822925), (5, 364585), (13, 140225), (25, 72917), (65, 28045), (71, 25675), (79, 23075), (325, 5609), (355, 5135), (395, 4615), (923, 1975), (1027, 1775)]