1865425

素因数分解:

$5^2\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1$

素因数の和:153

約数の個数: 24

約数和(自身を含む): 2499840

約数和(自身を除く): 634415

約数列:

[1, 5, 25, 29, 31, 83, 145, 155, 415, 725, 775, 899, 2075, 2407, 2573, 4495, 12035, 12865, 22475, 60175, 64325, 74617, 373085, 1865425]

約数ペア:

[(1, 1865425), (5, 373085), (25, 74617), (29, 64325), (31, 60175), (83, 22475), (145, 12865), (155, 12035), (415, 4495), (725, 2573), (775, 2407), (899, 2075)]