159502480

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{199}}^1\times {\mathrm{233}}^1$

素因数の和:488

約数の個数: 80

約数和(自身を含む): 383011200

約数和(自身を除く): 223508720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 172, 199, 215, 233, 344, 398, 430, 466, 688, 796, 860, 932, 995, 1165, 1592, 1720, 1864, 1990, 2330, 3184, 3440, 3728, 3980, 4660, 7960, 8557, 9320, 10019, 15920, 17114, 18640, 20038, 34228, 40076, 42785, 46367, 50095, 68456, 80152, 85570, 92734, 100190, 136912, 160304, 171140, 185468, 200380, 231835, 342280, 370936, 400760, 463670, 684560, 741872, 801520, 927340, 1854680, 1993781, 3709360, 3987562, 7975124, 9968905, 15950248, 19937810, 31900496, 39875620, 79751240, 159502480]

約数ペア:

[(1, 159502480), (2, 79751240), (4, 39875620), (5, 31900496), (8, 19937810), (10, 15950248), (16, 9968905), (20, 7975124), (40, 3987562), (43, 3709360), (80, 1993781), (86, 1854680), (172, 927340), (199, 801520), (215, 741872), (233, 684560), (344, 463670), (398, 400760), (430, 370936), (466, 342280), (688, 231835), (796, 200380), (860, 185468), (932, 171140), (995, 160304), (1165, 136912), (1592, 100190), (1720, 92734), (1864, 85570), (1990, 80152), (2330, 68456), (3184, 50095), (3440, 46367), (3728, 42785), (3980, 40076), (4660, 34228), (7960, 20038), (8557, 18640), (9320, 17114), (10019, 15920)]