78312944

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{157889}}^1$

素因数の和:157928

約数の個数: 20

約数和(自身を含む): 156626880

約数和(自身を除く): 78313936

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 157889, 315778, 631556, 1263112, 2526224, 4894559, 9789118, 19578236, 39156472, 78312944]

約数ペア:

[(1, 78312944), (2, 39156472), (4, 19578236), (8, 9789118), (16, 4894559), (31, 2526224), (62, 1263112), (124, 631556), (248, 315778), (496, 157889)]