78454376

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{101}}^1$

素因数の和:235

約数の個数: 128

約数和(自身を含む): 201519360

約数和(自身を除く): 123064984

約数列:

[1, 2, 4, 7, 8, 11, 13, 14, 22, 26, 28, 44, 52, 56, 77, 88, 91, 97, 101, 104, 143, 154, 182, 194, 202, 286, 308, 364, 388, 404, 572, 616, 679, 707, 728, 776, 808, 1001, 1067, 1111, 1144, 1261, 1313, 1358, 1414, 2002, 2134, 2222, 2522, 2626, 2716, 2828, 4004, 4268, 4444, 5044, 5252, 5432, 5656, 7469, 7777, 8008, 8536, 8827, 8888, 9191, 9797, 10088, 10504, 13871, 14443, 14938, 15554, 17654, 18382, 19594, 27742, 28886, 29876, 31108, 35308, 36764, 39188, 55484, 57772, 59752, 62216, 68579, 70616, 73528, 78376, 97097, 101101, 107767, 110968, 115544, 127361, 137158, 194194, 202202, 215534, 254722, 274316, 388388, 404404, 431068, 509444, 548632, 754369, 776776, 808808, 862136, 891527, 1018888, 1400971, 1508738, 1783054, 2801942, 3017476, 3566108, 5603884, 6034952, 7132216, 9806797, 11207768, 19613594, 39227188, 78454376]

約数ペア:

[(1, 78454376), (2, 39227188), (4, 19613594), (7, 11207768), (8, 9806797), (11, 7132216), (13, 6034952), (14, 5603884), (22, 3566108), (26, 3017476), (28, 2801942), (44, 1783054), (52, 1508738), (56, 1400971), (77, 1018888), (88, 891527), (91, 862136), (97, 808808), (101, 776776), (104, 754369), (143, 548632), (154, 509444), (182, 431068), (194, 404404), (202, 388388), (286, 274316), (308, 254722), (364, 215534), (388, 202202), (404, 194194), (572, 137158), (616, 127361), (679, 115544), (707, 110968), (728, 107767), (776, 101101), (808, 97097), (1001, 78376), (1067, 73528), (1111, 70616), (1144, 68579), (1261, 62216), (1313, 59752), (1358, 57772), (1414, 55484), (2002, 39188), (2134, 36764), (2222, 35308), (2522, 31108), (2626, 29876), (2716, 28886), (2828, 27742), (4004, 19594), (4268, 18382), (4444, 17654), (5044, 15554), (5252, 14938), (5432, 14443), (5656, 13871), (7469, 10504), (7777, 10088), (8008, 9797), (8536, 9191), (8827, 8888)]