55244080

素因数分解:

$2^4\times 5^1\times {\mathrm{89}}^1\times {\mathrm{7759}}^1$

素因数の和:7861

約数の個数: 40

約数和(自身を含む): 129902400

約数和(自身を除く): 74658320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 89, 178, 356, 445, 712, 890, 1424, 1780, 3560, 7120, 7759, 15518, 31036, 38795, 62072, 77590, 124144, 155180, 310360, 620720, 690551, 1381102, 2762204, 3452755, 5524408, 6905510, 11048816, 13811020, 27622040, 55244080]

約数ペア:

[(1, 55244080), (2, 27622040), (4, 13811020), (5, 11048816), (8, 6905510), (10, 5524408), (16, 3452755), (20, 2762204), (40, 1381102), (80, 690551), (89, 620720), (178, 310360), (356, 155180), (445, 124144), (712, 77590), (890, 62072), (1424, 38795), (1780, 31036), (3560, 15518), (7120, 7759)]