8515125

素因数分解:

$3^4\times 5^3\times {\mathrm{29}}^2$

素因数の和:85

約数の個数: 60

約数和(自身を含む): 16440996

約数和(自身を除く): 7925871

約数列:

[1, 3, 5, 9, 15, 25, 27, 29, 45, 75, 81, 87, 125, 135, 145, 225, 261, 375, 405, 435, 675, 725, 783, 841, 1125, 1305, 2025, 2175, 2349, 2523, 3375, 3625, 3915, 4205, 6525, 7569, 10125, 10875, 11745, 12615, 19575, 21025, 22707, 32625, 37845, 58725, 63075, 68121, 97875, 105125, 113535, 189225, 293625, 315375, 340605, 567675, 946125, 1703025, 2838375, 8515125]

約数ペア:

[(1, 8515125), (3, 2838375), (5, 1703025), (9, 946125), (15, 567675), (25, 340605), (27, 315375), (29, 293625), (45, 189225), (75, 113535), (81, 105125), (87, 97875), (125, 68121), (135, 63075), (145, 58725), (225, 37845), (261, 32625), (375, 22707), (405, 21025), (435, 19575), (675, 12615), (725, 11745), (783, 10875), (841, 10125), (1125, 7569), (1305, 6525), (2025, 4205), (2175, 3915), (2349, 3625), (2523, 3375)]