86768080

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{154943}}^1$

素因数の和:154963

約数の個数: 40

約数和(自身を含む): 230556672

約数和(自身を除く): 143788592

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 154943, 309886, 619772, 774715, 1084601, 1239544, 1549430, 2169202, 2479088, 3098860, 4338404, 5423005, 6197720, 8676808, 10846010, 12395440, 17353616, 21692020, 43384040, 86768080]

約数ペア:

[(1, 86768080), (2, 43384040), (4, 21692020), (5, 17353616), (7, 12395440), (8, 10846010), (10, 8676808), (14, 6197720), (16, 5423005), (20, 4338404), (28, 3098860), (35, 2479088), (40, 2169202), (56, 1549430), (70, 1239544), (80, 1084601), (112, 774715), (140, 619772), (280, 309886), (560, 154943)]