78409712

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{89}}^1$

素因数の和:234

約数の個数: 80

約数和(自身を含む): 168739200

約数和(自身を除く): 90329488

約数列:

[1, 2, 4, 8, 16, 17, 34, 41, 68, 79, 82, 89, 136, 158, 164, 178, 272, 316, 328, 356, 632, 656, 697, 712, 1264, 1343, 1394, 1424, 1513, 2686, 2788, 3026, 3239, 3649, 5372, 5576, 6052, 6478, 7031, 7298, 10744, 11152, 12104, 12956, 14062, 14596, 21488, 24208, 25912, 28124, 29192, 51824, 55063, 56248, 58384, 62033, 110126, 112496, 119527, 124066, 220252, 239054, 248132, 288271, 440504, 478108, 496264, 576542, 881008, 956216, 992528, 1153084, 1912432, 2306168, 4612336, 4900607, 9801214, 19602428, 39204856, 78409712]

約数ペア:

[(1, 78409712), (2, 39204856), (4, 19602428), (8, 9801214), (16, 4900607), (17, 4612336), (34, 2306168), (41, 1912432), (68, 1153084), (79, 992528), (82, 956216), (89, 881008), (136, 576542), (158, 496264), (164, 478108), (178, 440504), (272, 288271), (316, 248132), (328, 239054), (356, 220252), (632, 124066), (656, 119527), (697, 112496), (712, 110126), (1264, 62033), (1343, 58384), (1394, 56248), (1424, 55063), (1513, 51824), (2686, 29192), (2788, 28124), (3026, 25912), (3239, 24208), (3649, 21488), (5372, 14596), (5576, 14062), (6052, 12956), (6478, 12104), (7031, 11152), (7298, 10744)]