91982720

素因数分解:

$2^7\times 5^1\times {\mathrm{101}}^1\times {\mathrm{1423}}^1$

素因数の和:1543

約数の個数: 64

約数和(自身を含む): 222229440

約数和(自身を除く): 130246720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 101, 128, 160, 202, 320, 404, 505, 640, 808, 1010, 1423, 1616, 2020, 2846, 3232, 4040, 5692, 6464, 7115, 8080, 11384, 12928, 14230, 16160, 22768, 28460, 32320, 45536, 56920, 64640, 91072, 113840, 143723, 182144, 227680, 287446, 455360, 574892, 718615, 910720, 1149784, 1437230, 2299568, 2874460, 4599136, 5748920, 9198272, 11497840, 18396544, 22995680, 45991360, 91982720]

約数ペア:

[(1, 91982720), (2, 45991360), (4, 22995680), (5, 18396544), (8, 11497840), (10, 9198272), (16, 5748920), (20, 4599136), (32, 2874460), (40, 2299568), (64, 1437230), (80, 1149784), (101, 910720), (128, 718615), (160, 574892), (202, 455360), (320, 287446), (404, 227680), (505, 182144), (640, 143723), (808, 113840), (1010, 91072), (1423, 64640), (1616, 56920), (2020, 45536), (2846, 32320), (3232, 28460), (4040, 22768), (5692, 16160), (6464, 14230), (7115, 12928), (8080, 11384)]