76328080

素因数分解:

$2^4\times 5^1\times {\mathrm{61}}^1\times {\mathrm{15641}}^1$

素因数の和:15715

約数の個数: 40

約数和(自身を含む): 180383544

約数和(自身を除く): 104055464

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 61, 80, 122, 244, 305, 488, 610, 976, 1220, 2440, 4880, 15641, 31282, 62564, 78205, 125128, 156410, 250256, 312820, 625640, 954101, 1251280, 1908202, 3816404, 4770505, 7632808, 9541010, 15265616, 19082020, 38164040, 76328080]

約数ペア:

[(1, 76328080), (2, 38164040), (4, 19082020), (5, 15265616), (8, 9541010), (10, 7632808), (16, 4770505), (20, 3816404), (40, 1908202), (61, 1251280), (80, 954101), (122, 625640), (244, 312820), (305, 250256), (488, 156410), (610, 125128), (976, 78205), (1220, 62564), (2440, 31282), (4880, 15641)]