72780370

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{559849}}^1$

素因数の和:559869

約数の個数: 16

約数和(自身を含む): 141082200

約数和(自身を除く): 68301830

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 559849, 1119698, 2799245, 5598490, 7278037, 14556074, 36390185, 72780370]

約数ペア:

[(1, 72780370), (2, 36390185), (5, 14556074), (10, 7278037), (13, 5598490), (26, 2799245), (65, 1119698), (130, 559849)]