54185320

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{431}}^1\times {\mathrm{449}}^1$

素因数の和:898

約数の個数: 64

約数和(自身を含む): 139968000

約数和(自身を除く): 85782680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 431, 449, 862, 898, 1724, 1796, 2155, 2245, 3017, 3143, 3448, 3592, 4310, 4490, 6034, 6286, 8620, 8980, 12068, 12572, 15085, 15715, 17240, 17960, 24136, 25144, 30170, 31430, 60340, 62860, 120680, 125720, 193519, 387038, 774076, 967595, 1354633, 1548152, 1935190, 2709266, 3870380, 5418532, 6773165, 7740760, 10837064, 13546330, 27092660, 54185320]

約数ペア:

[(1, 54185320), (2, 27092660), (4, 13546330), (5, 10837064), (7, 7740760), (8, 6773165), (10, 5418532), (14, 3870380), (20, 2709266), (28, 1935190), (35, 1548152), (40, 1354633), (56, 967595), (70, 774076), (140, 387038), (280, 193519), (431, 125720), (449, 120680), (862, 62860), (898, 60340), (1724, 31430), (1796, 30170), (2155, 25144), (2245, 24136), (3017, 17960), (3143, 17240), (3448, 15715), (3592, 15085), (4310, 12572), (4490, 12068), (6034, 8980), (6286, 8620)]