201006325

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{281}}^1$

素因数の和:406

約数の個数: 48

約数和(自身を含む): 281981952

約数和(自身を除く): 80975627

約数列:

[1, 5, 13, 25, 31, 65, 71, 155, 281, 325, 355, 403, 775, 923, 1405, 1775, 2015, 2201, 3653, 4615, 7025, 8711, 10075, 11005, 18265, 19951, 23075, 28613, 43555, 55025, 91325, 99755, 113243, 143065, 217775, 259363, 498775, 566215, 618481, 715325, 1296815, 2831075, 3092405, 6484075, 8040253, 15462025, 40201265, 201006325]

約数ペア:

[(1, 201006325), (5, 40201265), (13, 15462025), (25, 8040253), (31, 6484075), (65, 3092405), (71, 2831075), (155, 1296815), (281, 715325), (325, 618481), (355, 566215), (403, 498775), (775, 259363), (923, 217775), (1405, 143065), (1775, 113243), (2015, 99755), (2201, 91325), (3653, 55025), (4615, 43555), (7025, 28613), (8711, 23075), (10075, 19951), (11005, 18265)]