254198770

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{41}}^1\times {\mathrm{12653}}^1$

素因数の和:12715

約数の個数: 48

約数和(自身を含む): 545286168

約数和(自身を除く): 291087398

約数列:

[1, 2, 5, 7, 10, 14, 35, 41, 49, 70, 82, 98, 205, 245, 287, 410, 490, 574, 1435, 2009, 2870, 4018, 10045, 12653, 20090, 25306, 63265, 88571, 126530, 177142, 442855, 518773, 619997, 885710, 1037546, 1239994, 2593865, 3099985, 3631411, 5187730, 6199970, 7262822, 18157055, 25419877, 36314110, 50839754, 127099385, 254198770]

約数ペア:

[(1, 254198770), (2, 127099385), (5, 50839754), (7, 36314110), (10, 25419877), (14, 18157055), (35, 7262822), (41, 6199970), (49, 5187730), (70, 3631411), (82, 3099985), (98, 2593865), (205, 1239994), (245, 1037546), (287, 885710), (410, 619997), (490, 518773), (574, 442855), (1435, 177142), (2009, 126530), (2870, 88571), (4018, 63265), (10045, 25306), (12653, 20090)]