805486578

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{127}}^1$

素因数の和:280

約数の個数: 128

約数和(自身を含む): 1877213184

約数和(自身を除く): 1071726606

約数列:

[1, 2, 3, 6, 13, 26, 31, 39, 43, 61, 62, 78, 86, 93, 122, 127, 129, 183, 186, 254, 258, 366, 381, 403, 559, 762, 793, 806, 1118, 1209, 1333, 1586, 1651, 1677, 1891, 2379, 2418, 2623, 2666, 3302, 3354, 3782, 3937, 3999, 4758, 4953, 5246, 5461, 5673, 7747, 7869, 7874, 7998, 9906, 10922, 11346, 11811, 15494, 15738, 16383, 17329, 23241, 23622, 24583, 32766, 34099, 34658, 46482, 49166, 51181, 51987, 68198, 70993, 73749, 81313, 100711, 102297, 102362, 103974, 141986, 147498, 153543, 162626, 169291, 201422, 204594, 212979, 240157, 243939, 302133, 307086, 333121, 338582, 425958, 480314, 487878, 507873, 604266, 666242, 720471, 999363, 1015746, 1057069, 1440942, 1998726, 2114138, 2200783, 3122041, 3171207, 4330573, 4401566, 6244082, 6342414, 6602349, 8661146, 9366123, 10326751, 12991719, 13204698, 18732246, 20653502, 25983438, 30980253, 61960506, 134247763, 268495526, 402743289, 805486578]

約数ペア:

[(1, 805486578), (2, 402743289), (3, 268495526), (6, 134247763), (13, 61960506), (26, 30980253), (31, 25983438), (39, 20653502), (43, 18732246), (61, 13204698), (62, 12991719), (78, 10326751), (86, 9366123), (93, 8661146), (122, 6602349), (127, 6342414), (129, 6244082), (183, 4401566), (186, 4330573), (254, 3171207), (258, 3122041), (366, 2200783), (381, 2114138), (403, 1998726), (559, 1440942), (762, 1057069), (793, 1015746), (806, 999363), (1118, 720471), (1209, 666242), (1333, 604266), (1586, 507873), (1651, 487878), (1677, 480314), (1891, 425958), (2379, 338582), (2418, 333121), (2623, 307086), (2666, 302133), (3302, 243939), (3354, 240157), (3782, 212979), (3937, 204594), (3999, 201422), (4758, 169291), (4953, 162626), (5246, 153543), (5461, 147498), (5673, 141986), (7747, 103974), (7869, 102362), (7874, 102297), (7998, 100711), (9906, 81313), (10922, 73749), (11346, 70993), (11811, 68198), (15494, 51987), (15738, 51181), (16383, 49166), (17329, 46482), (23241, 34658), (23622, 34099), (24583, 32766)]