249897025

素因数分解:

$5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{4421}}^1$

素因数の和:4474

約数の個数: 48

約数和(自身を含む): 394796160

約数和(自身を除く): 144899135

約数列:

[1, 5, 7, 17, 19, 25, 35, 85, 95, 119, 133, 175, 323, 425, 475, 595, 665, 1615, 2261, 2975, 3325, 4421, 8075, 11305, 22105, 30947, 56525, 75157, 83999, 110525, 154735, 375785, 419995, 526099, 587993, 773675, 1427983, 1878925, 2099975, 2630495, 2939965, 7139915, 9995881, 13152475, 14699825, 35699575, 49979405, 249897025]

約数ペア:

[(1, 249897025), (5, 49979405), (7, 35699575), (17, 14699825), (19, 13152475), (25, 9995881), (35, 7139915), (85, 2939965), (95, 2630495), (119, 2099975), (133, 1878925), (175, 1427983), (323, 773675), (425, 587993), (475, 526099), (595, 419995), (665, 375785), (1615, 154735), (2261, 110525), (2975, 83999), (3325, 75157), (4421, 56525), (8075, 30947), (11305, 22105)]