72364120

素因数分解:

$2^3\times 5^1\times {\mathrm{89}}^1\times {\mathrm{20327}}^1$

素因数の和:20427

約数の個数: 32

約数和(自身を含む): 164656800

約数和(自身を除く): 92292680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 89, 178, 356, 445, 712, 890, 1780, 3560, 20327, 40654, 81308, 101635, 162616, 203270, 406540, 813080, 1809103, 3618206, 7236412, 9045515, 14472824, 18091030, 36182060, 72364120]

約数ペア:

[(1, 72364120), (2, 36182060), (4, 18091030), (5, 14472824), (8, 9045515), (10, 7236412), (20, 3618206), (40, 1809103), (89, 813080), (178, 406540), (356, 203270), (445, 162616), (712, 101635), (890, 81308), (1780, 40654), (3560, 20327)]