71254576

素因数分解:

$2^4\times {\mathrm{103}}^1\times {\mathrm{43237}}^1$

素因数の和:43348

約数の個数: 20

約数和(自身を含む): 139399312

約数和(自身を除く): 68144736

約数列:

[1, 2, 4, 8, 16, 103, 206, 412, 824, 1648, 43237, 86474, 172948, 345896, 691792, 4453411, 8906822, 17813644, 35627288, 71254576]

約数ペア:

[(1, 71254576), (2, 35627288), (4, 17813644), (8, 8906822), (16, 4453411), (103, 691792), (206, 345896), (412, 172948), (824, 86474), (1648, 43237)]