55247465

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{79}}^1$

素因数の和:186

約数の個数: 64

約数和(自身を含む): 87091200

約数和(自身を除く): 31843735

約数列:

[1, 5, 7, 13, 29, 35, 53, 65, 79, 91, 145, 203, 265, 371, 377, 395, 455, 553, 689, 1015, 1027, 1537, 1855, 1885, 2291, 2639, 2765, 3445, 4187, 4823, 5135, 7189, 7685, 10759, 11455, 13195, 16037, 19981, 20935, 24115, 29309, 29783, 35945, 53795, 54431, 80185, 99905, 121423, 139867, 146545, 148915, 208481, 272155, 381017, 607115, 699335, 849961, 1042405, 1578499, 1905085, 4249805, 7892495, 11049493, 55247465]

約数ペア:

[(1, 55247465), (5, 11049493), (7, 7892495), (13, 4249805), (29, 1905085), (35, 1578499), (53, 1042405), (65, 849961), (79, 699335), (91, 607115), (145, 381017), (203, 272155), (265, 208481), (371, 148915), (377, 146545), (395, 139867), (455, 121423), (553, 99905), (689, 80185), (1015, 54431), (1027, 53795), (1537, 35945), (1855, 29783), (1885, 29309), (2291, 24115), (2639, 20935), (2765, 19981), (3445, 16037), (4187, 13195), (4823, 11455), (5135, 10759), (7189, 7685)]