26224840

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{193}}^1$

素因数の和:326

約数の個数: 64

約数和(自身を含む): 61459200

約数和(自身を除く): 35234360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 79, 86, 158, 172, 193, 215, 316, 344, 386, 395, 430, 632, 772, 790, 860, 965, 1544, 1580, 1720, 1930, 3160, 3397, 3860, 6794, 7720, 8299, 13588, 15247, 16598, 16985, 27176, 30494, 33196, 33970, 41495, 60988, 66392, 67940, 76235, 82990, 121976, 135880, 152470, 165980, 304940, 331960, 609880, 655621, 1311242, 2622484, 3278105, 5244968, 6556210, 13112420, 26224840]

約数ペア:

[(1, 26224840), (2, 13112420), (4, 6556210), (5, 5244968), (8, 3278105), (10, 2622484), (20, 1311242), (40, 655621), (43, 609880), (79, 331960), (86, 304940), (158, 165980), (172, 152470), (193, 135880), (215, 121976), (316, 82990), (344, 76235), (386, 67940), (395, 66392), (430, 60988), (632, 41495), (772, 33970), (790, 33196), (860, 30494), (965, 27176), (1544, 16985), (1580, 16598), (1720, 15247), (1930, 13588), (3160, 8299), (3397, 7720), (3860, 6794)]