78970064

素因数分解:

$2^4\times {\mathrm{109}}^1\times {\mathrm{45281}}^1$

素因数の和:45398

約数の個数: 20

約数和(自身を含む): 154411620

約数和(自身を除く): 75441556

約数列:

[1, 2, 4, 8, 16, 109, 218, 436, 872, 1744, 45281, 90562, 181124, 362248, 724496, 4935629, 9871258, 19742516, 39485032, 78970064]

約数ペア:

[(1, 78970064), (2, 39485032), (4, 19742516), (8, 9871258), (16, 4935629), (109, 724496), (218, 362248), (436, 181124), (872, 90562), (1744, 45281)]