205192775

素因数分解:

$5^2\times {\mathrm{23}}^1\times {\mathrm{43}}^2\times {\mathrm{193}}^1$

素因数の和:312

約数の個数: 36

約数和(自身を含む): 273228048

約数和(自身を除く): 68035273

約数列:

[1, 5, 23, 25, 43, 115, 193, 215, 575, 965, 989, 1075, 1849, 4439, 4825, 4945, 8299, 9245, 22195, 24725, 41495, 42527, 46225, 110975, 190877, 207475, 212635, 356857, 954385, 1063175, 1784285, 4771925, 8207711, 8921425, 41038555, 205192775]

約数ペア:

[(1, 205192775), (5, 41038555), (23, 8921425), (25, 8207711), (43, 4771925), (115, 1784285), (193, 1063175), (215, 954385), (575, 356857), (965, 212635), (989, 207475), (1075, 190877), (1849, 110975), (4439, 46225), (4825, 42527), (4945, 41495), (8299, 24725), (9245, 22195)]