68893705

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{7789}}^1$

素因数の和:7884

約数の個数: 16

約数和(自身を含む): 86936400

約数和(自身を除く): 18042695

約数列:

[1, 5, 29, 61, 145, 305, 1769, 7789, 8845, 38945, 225881, 475129, 1129405, 2375645, 13778741, 68893705]

約数ペア:

[(1, 68893705), (5, 13778741), (29, 2375645), (61, 1129405), (145, 475129), (305, 225881), (1769, 38945), (7789, 8845)]