79329320

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{449}}^1\times {\mathrm{631}}^1$

素因数の和:1098

約数の個数: 64

約数和(自身を含む): 204768000

約数和(自身を除く): 125438680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 449, 631, 898, 1262, 1796, 2245, 2524, 3143, 3155, 3592, 4417, 4490, 5048, 6286, 6310, 8834, 8980, 12572, 12620, 15715, 17668, 17960, 22085, 25144, 25240, 31430, 35336, 44170, 62860, 88340, 125720, 176680, 283319, 566638, 1133276, 1416595, 1983233, 2266552, 2833190, 3966466, 5666380, 7932932, 9916165, 11332760, 15865864, 19832330, 39664660, 79329320]

約数ペア:

[(1, 79329320), (2, 39664660), (4, 19832330), (5, 15865864), (7, 11332760), (8, 9916165), (10, 7932932), (14, 5666380), (20, 3966466), (28, 2833190), (35, 2266552), (40, 1983233), (56, 1416595), (70, 1133276), (140, 566638), (280, 283319), (449, 176680), (631, 125720), (898, 88340), (1262, 62860), (1796, 44170), (2245, 35336), (2524, 31430), (3143, 25240), (3155, 25144), (3592, 22085), (4417, 17960), (4490, 17668), (5048, 15715), (6286, 12620), (6310, 12572), (8834, 8980)]