201489775

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{18443}}^1$

素因数の和:18495

約数の個数: 24

約数和(自身を含む): 274446720

約数和(自身を除く): 72956945

約数列:

[1, 5, 19, 23, 25, 95, 115, 437, 475, 575, 2185, 10925, 18443, 92215, 350417, 424189, 461075, 1752085, 2120945, 8059591, 8760425, 10604725, 40297955, 201489775]

約数ペア:

[(1, 201489775), (5, 40297955), (19, 10604725), (23, 8760425), (25, 8059591), (95, 2120945), (115, 1752085), (437, 461075), (475, 424189), (575, 350417), (2185, 92215), (10925, 18443)]