78745744

素因数分解:

$2^4\times 7^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{397}}^1$

素因数の和:453

約数の個数: 120

約数和(自身を含む): 202540608

約数和(自身を除く): 123794864

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 23, 28, 44, 46, 49, 56, 77, 88, 92, 98, 112, 154, 161, 176, 184, 196, 253, 308, 322, 368, 392, 397, 506, 539, 616, 644, 784, 794, 1012, 1078, 1127, 1232, 1288, 1588, 1771, 2024, 2156, 2254, 2576, 2779, 3176, 3542, 4048, 4312, 4367, 4508, 5558, 6352, 7084, 8624, 8734, 9016, 9131, 11116, 12397, 14168, 17468, 18032, 18262, 19453, 22232, 24794, 28336, 30569, 34936, 36524, 38906, 44464, 49588, 61138, 63917, 69872, 73048, 77812, 99176, 100441, 122276, 127834, 146096, 155624, 198352, 200882, 213983, 244552, 255668, 311248, 401764, 427966, 447419, 489104, 511336, 703087, 803528, 855932, 894838, 1022672, 1406174, 1607056, 1711864, 1789676, 2812348, 3423728, 3579352, 4921609, 5624696, 7158704, 9843218, 11249392, 19686436, 39372872, 78745744]

約数ペア:

[(1, 78745744), (2, 39372872), (4, 19686436), (7, 11249392), (8, 9843218), (11, 7158704), (14, 5624696), (16, 4921609), (22, 3579352), (23, 3423728), (28, 2812348), (44, 1789676), (46, 1711864), (49, 1607056), (56, 1406174), (77, 1022672), (88, 894838), (92, 855932), (98, 803528), (112, 703087), (154, 511336), (161, 489104), (176, 447419), (184, 427966), (196, 401764), (253, 311248), (308, 255668), (322, 244552), (368, 213983), (392, 200882), (397, 198352), (506, 155624), (539, 146096), (616, 127834), (644, 122276), (784, 100441), (794, 99176), (1012, 77812), (1078, 73048), (1127, 69872), (1232, 63917), (1288, 61138), (1588, 49588), (1771, 44464), (2024, 38906), (2156, 36524), (2254, 34936), (2576, 30569), (2779, 28336), (3176, 24794), (3542, 22232), (4048, 19453), (4312, 18262), (4367, 18032), (4508, 17468), (5558, 14168), (6352, 12397), (7084, 11116), (8624, 9131), (8734, 9016)]