70988464

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{260987}}^1$

素因数の和:261012

約数の個数: 20

約数和(自身を含む): 145631304

約数和(自身を除く): 74642840

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 260987, 521974, 1043948, 2087896, 4175792, 4436779, 8873558, 17747116, 35494232, 70988464]

約数ペア:

[(1, 70988464), (2, 35494232), (4, 17747116), (8, 8873558), (16, 4436779), (17, 4175792), (34, 2087896), (68, 1043948), (136, 521974), (272, 260987)]