51783560

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{44641}}^1$

素因数の和:44681

約数の個数: 32

約数和(自身を含む): 120533400

約数和(自身を除く): 68749840

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 290, 580, 1160, 44641, 89282, 178564, 223205, 357128, 446410, 892820, 1294589, 1785640, 2589178, 5178356, 6472945, 10356712, 12945890, 25891780, 51783560]

約数ペア:

[(1, 51783560), (2, 25891780), (4, 12945890), (5, 10356712), (8, 6472945), (10, 5178356), (20, 2589178), (29, 1785640), (40, 1294589), (58, 892820), (116, 446410), (145, 357128), (232, 223205), (290, 178564), (580, 89282), (1160, 44641)]