12856565528

素因数分解:

$2^3\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{101}}^1\times {\mathrm{137}}^1$

素因数の和:397

約数の個数: 128

約数和(自身を含む): 26123929920

約数和(自身を除く): 13267364392

約数列:

[1, 2, 4, 8, 37, 43, 73, 74, 86, 101, 137, 146, 148, 172, 202, 274, 292, 296, 344, 404, 548, 584, 808, 1096, 1591, 2701, 3139, 3182, 3737, 4343, 5069, 5402, 5891, 6278, 6364, 7373, 7474, 8686, 10001, 10138, 10804, 11782, 12556, 12728, 13837, 14746, 14948, 17372, 20002, 20276, 21608, 23564, 25112, 27674, 29492, 29896, 34744, 40004, 40552, 47128, 55348, 58984, 80008, 110696, 116143, 160691, 217967, 232286, 272801, 317039, 321382, 370037, 430043, 435934, 464572, 511969, 545602, 594991, 634078, 642764, 740074, 860086, 871868, 929144, 1010101, 1023938, 1091204, 1189982, 1268156, 1285528, 1480148, 1720172, 1743736, 2020202, 2047876, 2182408, 2379964, 2536312, 2960296, 3440344, 4040404, 4095752, 4759928, 8080808, 11730443, 15911591, 22014667, 23460886, 31823182, 37373737, 43434343, 44029334, 46921772, 63646364, 74747474, 86868686, 88058668, 93843544, 127292728, 149494948, 173737372, 176117336, 298989896, 347474744, 1607070691, 3214141382, 6428282764, 12856565528]

約数ペア:

[(1, 12856565528), (2, 6428282764), (4, 3214141382), (8, 1607070691), (37, 347474744), (43, 298989896), (73, 176117336), (74, 173737372), (86, 149494948), (101, 127292728), (137, 93843544), (146, 88058668), (148, 86868686), (172, 74747474), (202, 63646364), (274, 46921772), (292, 44029334), (296, 43434343), (344, 37373737), (404, 31823182), (548, 23460886), (584, 22014667), (808, 15911591), (1096, 11730443), (1591, 8080808), (2701, 4759928), (3139, 4095752), (3182, 4040404), (3737, 3440344), (4343, 2960296), (5069, 2536312), (5402, 2379964), (5891, 2182408), (6278, 2047876), (6364, 2020202), (7373, 1743736), (7474, 1720172), (8686, 1480148), (10001, 1285528), (10138, 1268156), (10804, 1189982), (11782, 1091204), (12556, 1023938), (12728, 1010101), (13837, 929144), (14746, 871868), (14948, 860086), (17372, 740074), (20002, 642764), (20276, 634078), (21608, 594991), (23564, 545602), (25112, 511969), (27674, 464572), (29492, 435934), (29896, 430043), (34744, 370037), (40004, 321382), (40552, 317039), (47128, 272801), (55348, 232286), (58984, 217967), (80008, 160691), (110696, 116143)]