199928144

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{23}}^3\times {\mathrm{79}}^1$

素因数の和:169

約数の個数: 80

約数和(自身を含む): 441638400

約数和(自身を除く): 241710256

約数列:

[1, 2, 4, 8, 13, 16, 23, 26, 46, 52, 79, 92, 104, 158, 184, 208, 299, 316, 368, 529, 598, 632, 1027, 1058, 1196, 1264, 1817, 2054, 2116, 2392, 3634, 4108, 4232, 4784, 6877, 7268, 8216, 8464, 12167, 13754, 14536, 16432, 23621, 24334, 27508, 29072, 41791, 47242, 48668, 55016, 83582, 94484, 97336, 110032, 158171, 167164, 188968, 194672, 316342, 334328, 377936, 543283, 632684, 668656, 961193, 1086566, 1265368, 1922386, 2173132, 2530736, 3844772, 4346264, 7689544, 8692528, 12495509, 15379088, 24991018, 49982036, 99964072, 199928144]

約数ペア:

[(1, 199928144), (2, 99964072), (4, 49982036), (8, 24991018), (13, 15379088), (16, 12495509), (23, 8692528), (26, 7689544), (46, 4346264), (52, 3844772), (79, 2530736), (92, 2173132), (104, 1922386), (158, 1265368), (184, 1086566), (208, 961193), (299, 668656), (316, 632684), (368, 543283), (529, 377936), (598, 334328), (632, 316342), (1027, 194672), (1058, 188968), (1196, 167164), (1264, 158171), (1817, 110032), (2054, 97336), (2116, 94484), (2392, 83582), (3634, 55016), (4108, 48668), (4232, 47242), (4784, 41791), (6877, 29072), (7268, 27508), (8216, 24334), (8464, 23621), (12167, 16432), (13754, 14536)]