25205175

素因数分解:

$3^7\times 5^2\times {\mathrm{461}}^1$

素因数の和:492

約数の個数: 48

約数和(自身を含む): 46976160

約数和(自身を除く): 21770985

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 81, 135, 225, 243, 405, 461, 675, 729, 1215, 1383, 2025, 2187, 2305, 3645, 4149, 6075, 6915, 10935, 11525, 12447, 18225, 20745, 34575, 37341, 54675, 62235, 103725, 112023, 186705, 311175, 336069, 560115, 933525, 1008207, 1680345, 2800575, 5041035, 8401725, 25205175]

約数ペア:

[(1, 25205175), (3, 8401725), (5, 5041035), (9, 2800575), (15, 1680345), (25, 1008207), (27, 933525), (45, 560115), (75, 336069), (81, 311175), (135, 186705), (225, 112023), (243, 103725), (405, 62235), (461, 54675), (675, 37341), (729, 34575), (1215, 20745), (1383, 18225), (2025, 12447), (2187, 11525), (2305, 10935), (3645, 6915), (4149, 6075)]