161371845

素因数分解:

$3^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{313}}^1$

素因数の和:416

約数の個数: 80

約数和(自身を含む): 310031040

約数和(自身を除く): 148659195

約数列:

[1, 3, 5, 9, 15, 19, 27, 45, 57, 67, 81, 95, 135, 171, 201, 285, 313, 335, 405, 513, 603, 855, 939, 1005, 1273, 1539, 1565, 1809, 2565, 2817, 3015, 3819, 4695, 5427, 5947, 6365, 7695, 8451, 9045, 11457, 14085, 17841, 19095, 20971, 25353, 27135, 29735, 34371, 42255, 53523, 57285, 62913, 89205, 103113, 104855, 126765, 160569, 171855, 188739, 267615, 314565, 398449, 481707, 515565, 566217, 802845, 943695, 1195347, 1698651, 1992245, 2408535, 2831085, 3586041, 5976735, 8493255, 10758123, 17930205, 32274369, 53790615, 161371845]

約数ペア:

[(1, 161371845), (3, 53790615), (5, 32274369), (9, 17930205), (15, 10758123), (19, 8493255), (27, 5976735), (45, 3586041), (57, 2831085), (67, 2408535), (81, 1992245), (95, 1698651), (135, 1195347), (171, 943695), (201, 802845), (285, 566217), (313, 515565), (335, 481707), (405, 398449), (513, 314565), (603, 267615), (855, 188739), (939, 171855), (1005, 160569), (1273, 126765), (1539, 104855), (1565, 103113), (1809, 89205), (2565, 62913), (2817, 57285), (3015, 53523), (3819, 42255), (4695, 34371), (5427, 29735), (5947, 27135), (6365, 25353), (7695, 20971), (8451, 19095), (9045, 17841), (11457, 14085)]