56222720

素因数分解:

$2^{10}\times 5^1\times {\mathrm{79}}^1\times {\mathrm{139}}^1$

素因数の和:243

約数の個数: 88

約数和(自身を含む): 137558400

約数和(自身を除く): 81335680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 79, 80, 128, 139, 158, 160, 256, 278, 316, 320, 395, 512, 556, 632, 640, 695, 790, 1024, 1112, 1264, 1280, 1390, 1580, 2224, 2528, 2560, 2780, 3160, 4448, 5056, 5120, 5560, 6320, 8896, 10112, 10981, 11120, 12640, 17792, 20224, 21962, 22240, 25280, 35584, 40448, 43924, 44480, 50560, 54905, 71168, 80896, 87848, 88960, 101120, 109810, 142336, 175696, 177920, 202240, 219620, 351392, 355840, 404480, 439240, 702784, 711680, 878480, 1405568, 1756960, 2811136, 3513920, 5622272, 7027840, 11244544, 14055680, 28111360, 56222720]

約数ペア:

[(1, 56222720), (2, 28111360), (4, 14055680), (5, 11244544), (8, 7027840), (10, 5622272), (16, 3513920), (20, 2811136), (32, 1756960), (40, 1405568), (64, 878480), (79, 711680), (80, 702784), (128, 439240), (139, 404480), (158, 355840), (160, 351392), (256, 219620), (278, 202240), (316, 177920), (320, 175696), (395, 142336), (512, 109810), (556, 101120), (632, 88960), (640, 87848), (695, 80896), (790, 71168), (1024, 54905), (1112, 50560), (1264, 44480), (1280, 43924), (1390, 40448), (1580, 35584), (2224, 25280), (2528, 22240), (2560, 21962), (2780, 20224), (3160, 17792), (4448, 12640), (5056, 11120), (5120, 10981), (5560, 10112), (6320, 8896)]