91297640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{326063}}^1$

素因数の和:326081

約数の個数: 32

約数和(自身を含む): 234766080

約数和(自身を除く): 143468440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 326063, 652126, 1304252, 1630315, 2282441, 2608504, 3260630, 4564882, 6521260, 9129764, 11412205, 13042520, 18259528, 22824410, 45648820, 91297640]

約数ペア:

[(1, 91297640), (2, 45648820), (4, 22824410), (5, 18259528), (7, 13042520), (8, 11412205), (10, 9129764), (14, 6521260), (20, 4564882), (28, 3260630), (35, 2608504), (40, 2282441), (56, 1630315), (70, 1304252), (140, 652126), (280, 326063)]