66808448

素因数分解:

$2^7\times 7^1\times {\mathrm{173}}^1\times {\mathrm{431}}^1$

素因数の和:625

約数の個数: 64

約数和(自身を含む): 153342720

約数和(自身を除く): 86534272

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 173, 224, 346, 431, 448, 692, 862, 896, 1211, 1384, 1724, 2422, 2768, 3017, 3448, 4844, 5536, 6034, 6896, 9688, 11072, 12068, 13792, 19376, 22144, 24136, 27584, 38752, 48272, 55168, 74563, 77504, 96544, 149126, 155008, 193088, 298252, 386176, 521941, 596504, 1043882, 1193008, 2087764, 2386016, 4175528, 4772032, 8351056, 9544064, 16702112, 33404224, 66808448]

約数ペア:

[(1, 66808448), (2, 33404224), (4, 16702112), (7, 9544064), (8, 8351056), (14, 4772032), (16, 4175528), (28, 2386016), (32, 2087764), (56, 1193008), (64, 1043882), (112, 596504), (128, 521941), (173, 386176), (224, 298252), (346, 193088), (431, 155008), (448, 149126), (692, 96544), (862, 77504), (896, 74563), (1211, 55168), (1384, 48272), (1724, 38752), (2422, 27584), (2768, 24136), (3017, 22144), (3448, 19376), (4844, 13792), (5536, 12068), (6034, 11072), (6896, 9688)]