61371260

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{74843}}^1$

素因数の和:74893

約数の個数: 24

約数和(自身を含む): 132024816

約数和(自身を除く): 70653556

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 74843, 149686, 299372, 374215, 748430, 1496860, 3068563, 6137126, 12274252, 15342815, 30685630, 61371260]

約数ペア:

[(1, 61371260), (2, 30685630), (4, 15342815), (5, 12274252), (10, 6137126), (20, 3068563), (41, 1496860), (82, 748430), (164, 374215), (205, 299372), (410, 149686), (820, 74843)]