79926880

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{45413}}^1$

素因数の和:45439

約数の個数: 48

約数和(自身を含む): 205997904

約数和(自身を除く): 126071024

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 160, 176, 220, 352, 440, 880, 1760, 45413, 90826, 181652, 227065, 363304, 454130, 499543, 726608, 908260, 999086, 1453216, 1816520, 1998172, 2497715, 3633040, 3996344, 4995430, 7266080, 7992688, 9990860, 15985376, 19981720, 39963440, 79926880]

約数ペア:

[(1, 79926880), (2, 39963440), (4, 19981720), (5, 15985376), (8, 9990860), (10, 7992688), (11, 7266080), (16, 4995430), (20, 3996344), (22, 3633040), (32, 2497715), (40, 1998172), (44, 1816520), (55, 1453216), (80, 999086), (88, 908260), (110, 726608), (160, 499543), (176, 454130), (220, 363304), (352, 227065), (440, 181652), (880, 90826), (1760, 45413)]