64644112

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{310789}}^1$

素因数の和:310810

約数の個数: 20

約数和(自身を含む): 134882860

約数和(自身を除く): 70238748

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 310789, 621578, 1243156, 2486312, 4040257, 4972624, 8080514, 16161028, 32322056, 64644112]

約数ペア:

[(1, 64644112), (2, 32322056), (4, 16161028), (8, 8080514), (13, 4972624), (16, 4040257), (26, 2486312), (52, 1243156), (104, 621578), (208, 310789)]