81747152

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{179}}^1$

素因数の和:300

約数の個数: 80

約数和(自身を含む): 178381440

約数和(自身を除く): 96634288

約数列:

[1, 2, 4, 8, 16, 17, 23, 34, 46, 68, 73, 92, 136, 146, 179, 184, 272, 292, 358, 368, 391, 584, 716, 782, 1168, 1241, 1432, 1564, 1679, 2482, 2864, 3043, 3128, 3358, 4117, 4964, 6086, 6256, 6716, 8234, 9928, 12172, 13067, 13432, 16468, 19856, 24344, 26134, 26864, 28543, 32936, 48688, 52268, 57086, 65872, 69989, 104536, 114172, 139978, 209072, 222139, 228344, 279956, 300541, 444278, 456688, 559912, 601082, 888556, 1119824, 1202164, 1777112, 2404328, 3554224, 4808656, 5109197, 10218394, 20436788, 40873576, 81747152]

約数ペア:

[(1, 81747152), (2, 40873576), (4, 20436788), (8, 10218394), (16, 5109197), (17, 4808656), (23, 3554224), (34, 2404328), (46, 1777112), (68, 1202164), (73, 1119824), (92, 888556), (136, 601082), (146, 559912), (179, 456688), (184, 444278), (272, 300541), (292, 279956), (358, 228344), (368, 222139), (391, 209072), (584, 139978), (716, 114172), (782, 104536), (1168, 69989), (1241, 65872), (1432, 57086), (1564, 52268), (1679, 48688), (2482, 32936), (2864, 28543), (3043, 26864), (3128, 26134), (3358, 24344), (4117, 19856), (4964, 16468), (6086, 13432), (6256, 13067), (6716, 12172), (8234, 9928)]