69828016

素因数分解:

$2^4\times {\mathrm{109}}^1\times {\mathrm{40039}}^1$

素因数の和:40156

約数の個数: 20

約数和(自身を含む): 136536400

約数和(自身を除く): 66708384

約数列:

[1, 2, 4, 8, 16, 109, 218, 436, 872, 1744, 40039, 80078, 160156, 320312, 640624, 4364251, 8728502, 17457004, 34914008, 69828016]

約数ペア:

[(1, 69828016), (2, 34914008), (4, 17457004), (8, 8728502), (16, 4364251), (109, 640624), (218, 320312), (436, 160156), (872, 80078), (1744, 40039)]