215000425

素因数分解:

$5^2\times {\mathrm{59}}^1\times {\mathrm{71}}^1\times {\mathrm{2053}}^1$

素因数の和:2193

約数の個数: 24

約数和(自身を含む): 275071680

約数和(自身を除く): 60071255

約数列:

[1, 5, 25, 59, 71, 295, 355, 1475, 1775, 2053, 4189, 10265, 20945, 51325, 104725, 121127, 145763, 605635, 728815, 3028175, 3644075, 8600017, 43000085, 215000425]

約数ペア:

[(1, 215000425), (5, 43000085), (25, 8600017), (59, 3644075), (71, 3028175), (295, 728815), (355, 605635), (1475, 145763), (1775, 121127), (2053, 104725), (4189, 51325), (10265, 20945)]