68817440

素因数分解:

$2^5\times 5^1\times {\mathrm{383}}^1\times {\mathrm{1123}}^1$

素因数の和:1521

約数の個数: 48

約数和(自身を含む): 163150848

約数和(自身を除く): 94333408

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 383, 766, 1123, 1532, 1915, 2246, 3064, 3830, 4492, 5615, 6128, 7660, 8984, 11230, 12256, 15320, 17968, 22460, 30640, 35936, 44920, 61280, 89840, 179680, 430109, 860218, 1720436, 2150545, 3440872, 4301090, 6881744, 8602180, 13763488, 17204360, 34408720, 68817440]

約数ペア:

[(1, 68817440), (2, 34408720), (4, 17204360), (5, 13763488), (8, 8602180), (10, 6881744), (16, 4301090), (20, 3440872), (32, 2150545), (40, 1720436), (80, 860218), (160, 430109), (383, 179680), (766, 89840), (1123, 61280), (1532, 44920), (1915, 35936), (2246, 30640), (3064, 22460), (3830, 17968), (4492, 15320), (5615, 12256), (6128, 11230), (7660, 8984)]