208994816

素因数分解:

$2^9\times {\mathrm{79}}^1\times {\mathrm{5167}}^1$

素因数の和:5264

約数の個数: 40

約数和(自身を含む): 422949120

約数和(自身を除く): 213954304

約数列:

[1, 2, 4, 8, 16, 32, 64, 79, 128, 158, 256, 316, 512, 632, 1264, 2528, 5056, 5167, 10112, 10334, 20224, 20668, 40448, 41336, 82672, 165344, 330688, 408193, 661376, 816386, 1322752, 1632772, 2645504, 3265544, 6531088, 13062176, 26124352, 52248704, 104497408, 208994816]

約数ペア:

[(1, 208994816), (2, 104497408), (4, 52248704), (8, 26124352), (16, 13062176), (32, 6531088), (64, 3265544), (79, 2645504), (128, 1632772), (158, 1322752), (256, 816386), (316, 661376), (512, 408193), (632, 330688), (1264, 165344), (2528, 82672), (5056, 41336), (5167, 40448), (10112, 20668), (10334, 20224)]