172708640

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{1931}}^1$

素因数の和:2002

約数の個数: 96

約数和(自身を含む): 449862336

約数和(自身を除く): 277153696

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 43, 52, 65, 80, 86, 104, 130, 160, 172, 208, 215, 260, 344, 416, 430, 520, 559, 688, 860, 1040, 1118, 1376, 1720, 1931, 2080, 2236, 2795, 3440, 3862, 4472, 5590, 6880, 7724, 8944, 9655, 11180, 15448, 17888, 19310, 22360, 25103, 30896, 38620, 44720, 50206, 61792, 77240, 83033, 89440, 100412, 125515, 154480, 166066, 200824, 251030, 308960, 332132, 401648, 415165, 502060, 664264, 803296, 830330, 1004120, 1079429, 1328528, 1660660, 2008240, 2158858, 2657056, 3321320, 4016480, 4317716, 5397145, 6642640, 8635432, 10794290, 13285280, 17270864, 21588580, 34541728, 43177160, 86354320, 172708640]

約数ペア:

[(1, 172708640), (2, 86354320), (4, 43177160), (5, 34541728), (8, 21588580), (10, 17270864), (13, 13285280), (16, 10794290), (20, 8635432), (26, 6642640), (32, 5397145), (40, 4317716), (43, 4016480), (52, 3321320), (65, 2657056), (80, 2158858), (86, 2008240), (104, 1660660), (130, 1328528), (160, 1079429), (172, 1004120), (208, 830330), (215, 803296), (260, 664264), (344, 502060), (416, 415165), (430, 401648), (520, 332132), (559, 308960), (688, 251030), (860, 200824), (1040, 166066), (1118, 154480), (1376, 125515), (1720, 100412), (1931, 89440), (2080, 83033), (2236, 77240), (2795, 61792), (3440, 50206), (3862, 44720), (4472, 38620), (5590, 30896), (6880, 25103), (7724, 22360), (8944, 19310), (9655, 17888), (11180, 15448)]