65857575

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{157}}^1$

素因数の和:241

約数の個数: 96

約数和(自身を含む): 135419904

約数和(自身を除く): 69562329

約数列:

[1, 3, 5, 7, 15, 17, 21, 25, 35, 47, 51, 75, 85, 105, 119, 141, 157, 175, 235, 255, 329, 357, 425, 471, 525, 595, 705, 785, 799, 987, 1099, 1175, 1275, 1645, 1785, 2355, 2397, 2669, 2975, 3297, 3525, 3925, 3995, 4935, 5495, 5593, 7379, 8007, 8225, 8925, 11775, 11985, 13345, 16485, 16779, 18683, 19975, 22137, 24675, 27475, 27965, 36895, 40035, 51653, 56049, 59925, 66725, 82425, 83895, 93415, 110685, 125443, 139825, 154959, 184475, 200175, 258265, 280245, 376329, 419475, 467075, 553425, 627215, 774795, 878101, 1291325, 1401225, 1881645, 2634303, 3136075, 3873975, 4390505, 9408225, 13171515, 21952525, 65857575]

約数ペア:

[(1, 65857575), (3, 21952525), (5, 13171515), (7, 9408225), (15, 4390505), (17, 3873975), (21, 3136075), (25, 2634303), (35, 1881645), (47, 1401225), (51, 1291325), (75, 878101), (85, 774795), (105, 627215), (119, 553425), (141, 467075), (157, 419475), (175, 376329), (235, 280245), (255, 258265), (329, 200175), (357, 184475), (425, 154959), (471, 139825), (525, 125443), (595, 110685), (705, 93415), (785, 83895), (799, 82425), (987, 66725), (1099, 59925), (1175, 56049), (1275, 51653), (1645, 40035), (1785, 36895), (2355, 27965), (2397, 27475), (2669, 24675), (2975, 22137), (3297, 19975), (3525, 18683), (3925, 16779), (3995, 16485), (4935, 13345), (5495, 11985), (5593, 11775), (7379, 8925), (8007, 8225)]