80164968

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{256939}}^1$

素因数の和:256961

約数の個数: 32

約数和(自身を含む): 215829600

約数和(自身を除く): 135664632

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 256939, 513878, 770817, 1027756, 1541634, 2055512, 3083268, 3340207, 6166536, 6680414, 10020621, 13360828, 20041242, 26721656, 40082484, 80164968]

約数ペア:

[(1, 80164968), (2, 40082484), (3, 26721656), (4, 20041242), (6, 13360828), (8, 10020621), (12, 6680414), (13, 6166536), (24, 3340207), (26, 3083268), (39, 2055512), (52, 1541634), (78, 1027756), (104, 770817), (156, 513878), (312, 256939)]