200940425

素因数分解:

$5^2\times 7^2\times {\mathrm{17}}^1\times {\mathrm{9649}}^1$

素因数の和:9690

約数の個数: 36

約数和(自身を含む): 306927900

約数和(自身を除く): 105987475

約数列:

[1, 5, 7, 17, 25, 35, 49, 85, 119, 175, 245, 425, 595, 833, 1225, 2975, 4165, 9649, 20825, 48245, 67543, 164033, 241225, 337715, 472801, 820165, 1148231, 1688575, 2364005, 4100825, 5741155, 8037617, 11820025, 28705775, 40188085, 200940425]

約数ペア:

[(1, 200940425), (5, 40188085), (7, 28705775), (17, 11820025), (25, 8037617), (35, 5741155), (49, 4100825), (85, 2364005), (119, 1688575), (175, 1148231), (245, 820165), (425, 472801), (595, 337715), (833, 241225), (1225, 164033), (2975, 67543), (4165, 48245), (9649, 20825)]