25385875

素因数分解:

$5^3\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{149}}^1$

素因数の和:240

約数の個数: 32

約数和(自身を含む): 33696000

約数和(自身を除く): 8310125

約数列:

[1, 5, 25, 29, 47, 125, 145, 149, 235, 725, 745, 1175, 1363, 3625, 3725, 4321, 5875, 6815, 7003, 18625, 21605, 34075, 35015, 108025, 170375, 175075, 203087, 540125, 875375, 1015435, 5077175, 25385875]

約数ペア:

[(1, 25385875), (5, 5077175), (25, 1015435), (29, 875375), (47, 540125), (125, 203087), (145, 175075), (149, 170375), (235, 108025), (725, 35015), (745, 34075), (1175, 21605), (1363, 18625), (3625, 7003), (3725, 6815), (4321, 5875)]