18272375

素因数分解:

$5^3\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{137}}^1$

素因数の和:260

約数の個数: 32

約数和(自身を含む): 25316928

約数和(自身を除く): 7044553

約数列:

[1, 5, 11, 25, 55, 97, 125, 137, 275, 485, 685, 1067, 1375, 1507, 2425, 3425, 5335, 7535, 12125, 13289, 17125, 26675, 37675, 66445, 133375, 146179, 188375, 332225, 730895, 1661125, 3654475, 18272375]

約数ペア:

[(1, 18272375), (5, 3654475), (11, 1661125), (25, 730895), (55, 332225), (97, 188375), (125, 146179), (137, 133375), (275, 66445), (485, 37675), (685, 26675), (1067, 17125), (1375, 13289), (1507, 12125), (2425, 7535), (3425, 5335)]