27528080

素因数分解:

$2^4\times 5^1\times {\mathrm{61}}^1\times {\mathrm{5641}}^1$

素因数の和:5715

約数の個数: 40

約数和(自身を含む): 65063544

約数和(自身を除く): 37535464

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 61, 80, 122, 244, 305, 488, 610, 976, 1220, 2440, 4880, 5641, 11282, 22564, 28205, 45128, 56410, 90256, 112820, 225640, 344101, 451280, 688202, 1376404, 1720505, 2752808, 3441010, 5505616, 6882020, 13764040, 27528080]

約数ペア:

[(1, 27528080), (2, 13764040), (4, 6882020), (5, 5505616), (8, 3441010), (10, 2752808), (16, 1720505), (20, 1376404), (40, 688202), (61, 451280), (80, 344101), (122, 225640), (244, 112820), (305, 90256), (488, 56410), (610, 45128), (976, 28205), (1220, 22564), (2440, 11282), (4880, 5641)]