9017000

素因数分解:

$2^3\times 5^3\times {\mathrm{71}}^1\times {\mathrm{127}}^1$

素因数の和:219

約数の個数: 64

約数和(自身を含む): 21565440

約数和(自身を除く): 12548440

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 71, 100, 125, 127, 142, 200, 250, 254, 284, 355, 500, 508, 568, 635, 710, 1000, 1016, 1270, 1420, 1775, 2540, 2840, 3175, 3550, 5080, 6350, 7100, 8875, 9017, 12700, 14200, 15875, 17750, 18034, 25400, 31750, 35500, 36068, 45085, 63500, 71000, 72136, 90170, 127000, 180340, 225425, 360680, 450850, 901700, 1127125, 1803400, 2254250, 4508500, 9017000]

約数ペア:

[(1, 9017000), (2, 4508500), (4, 2254250), (5, 1803400), (8, 1127125), (10, 901700), (20, 450850), (25, 360680), (40, 225425), (50, 180340), (71, 127000), (100, 90170), (125, 72136), (127, 71000), (142, 63500), (200, 45085), (250, 36068), (254, 35500), (284, 31750), (355, 25400), (500, 18034), (508, 17750), (568, 15875), (635, 14200), (710, 12700), (1000, 9017), (1016, 8875), (1270, 7100), (1420, 6350), (1775, 5080), (2540, 3550), (2840, 3175)]