26389280

素因数分解:

$2^5\times 5^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{101}}^1$

素因数の和:210

約数の個数: 96

約数和(自身を含む): 66624768

約数和(自身を除く): 40235488

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 71, 80, 92, 101, 115, 142, 160, 184, 202, 230, 284, 355, 368, 404, 460, 505, 568, 710, 736, 808, 920, 1010, 1136, 1420, 1616, 1633, 1840, 2020, 2272, 2323, 2840, 3232, 3266, 3680, 4040, 4646, 5680, 6532, 7171, 8080, 8165, 9292, 11360, 11615, 13064, 14342, 16160, 16330, 18584, 23230, 26128, 28684, 32660, 35855, 37168, 46460, 52256, 57368, 65320, 71710, 74336, 92920, 114736, 130640, 143420, 164933, 185840, 229472, 261280, 286840, 329866, 371680, 573680, 659732, 824665, 1147360, 1319464, 1649330, 2638928, 3298660, 5277856, 6597320, 13194640, 26389280]

約数ペア:

[(1, 26389280), (2, 13194640), (4, 6597320), (5, 5277856), (8, 3298660), (10, 2638928), (16, 1649330), (20, 1319464), (23, 1147360), (32, 824665), (40, 659732), (46, 573680), (71, 371680), (80, 329866), (92, 286840), (101, 261280), (115, 229472), (142, 185840), (160, 164933), (184, 143420), (202, 130640), (230, 114736), (284, 92920), (355, 74336), (368, 71710), (404, 65320), (460, 57368), (505, 52256), (568, 46460), (710, 37168), (736, 35855), (808, 32660), (920, 28684), (1010, 26128), (1136, 23230), (1420, 18584), (1616, 16330), (1633, 16160), (1840, 14342), (2020, 13064), (2272, 11615), (2323, 11360), (2840, 9292), (3232, 8165), (3266, 8080), (3680, 7171), (4040, 6532), (4646, 5680)]