164450405

素因数分解:

$5^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{97}}^1\times {\mathrm{821}}^1$

素因数の和:989

約数の個数: 32

約数和(自身を含む): 232001280

約数和(自身を除く): 67550875

約数列:

[1, 5, 7, 35, 59, 97, 295, 413, 485, 679, 821, 2065, 3395, 4105, 5723, 5747, 28615, 28735, 40061, 48439, 79637, 200305, 242195, 339073, 398185, 557459, 1695365, 2787295, 4698583, 23492915, 32890081, 164450405]

約数ペア:

[(1, 164450405), (5, 32890081), (7, 23492915), (35, 4698583), (59, 2787295), (97, 1695365), (295, 557459), (413, 398185), (485, 339073), (679, 242195), (821, 200305), (2065, 79637), (3395, 48439), (4105, 40061), (5723, 28735), (5747, 28615)]