80784775

素因数分解:

$5^2\times {\mathrm{47}}^1\times {\mathrm{197}}^1\times {\mathrm{349}}^1$

素因数の和:603

約数の個数: 24

約数和(自身を含む): 103118400

約数和(自身を除く): 22333625

約数列:

[1, 5, 25, 47, 197, 235, 349, 985, 1175, 1745, 4925, 8725, 9259, 16403, 46295, 68753, 82015, 231475, 343765, 410075, 1718825, 3231391, 16156955, 80784775]

約数ペア:

[(1, 80784775), (5, 16156955), (25, 3231391), (47, 1718825), (197, 410075), (235, 343765), (349, 231475), (985, 82015), (1175, 68753), (1745, 46295), (4925, 16403), (8725, 9259)]