880147255

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{353}}^1\times {\mathrm{431}}^1$

素因数の和:891

約数の個数: 32

約数和(自身を含む): 1156135680

約数和(自身を除く): 275988425

約数列:

[1, 5, 13, 65, 89, 353, 431, 445, 1157, 1765, 2155, 4589, 5603, 5785, 22945, 28015, 31417, 38359, 152143, 157085, 191795, 408421, 498667, 760715, 1977859, 2042105, 2493335, 9889295, 13540727, 67703635, 176029451, 880147255]

約数ペア:

[(1, 880147255), (5, 176029451), (13, 67703635), (65, 13540727), (89, 9889295), (353, 2493335), (431, 2042105), (445, 1977859), (1157, 760715), (1765, 498667), (2155, 408421), (4589, 191795), (5603, 157085), (5785, 152143), (22945, 38359), (28015, 31417)]