145365800

素因数分解:

$2^3\times 5^2\times {\mathrm{43}}^1\times {\mathrm{16903}}^1$

素因数の和:16962

約数の個数: 48

約数和(自身を含む): 345855840

約数和(自身を除く): 200490040

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 43, 50, 86, 100, 172, 200, 215, 344, 430, 860, 1075, 1720, 2150, 4300, 8600, 16903, 33806, 67612, 84515, 135224, 169030, 338060, 422575, 676120, 726829, 845150, 1453658, 1690300, 2907316, 3380600, 3634145, 5814632, 7268290, 14536580, 18170725, 29073160, 36341450, 72682900, 145365800]

約数ペア:

[(1, 145365800), (2, 72682900), (4, 36341450), (5, 29073160), (8, 18170725), (10, 14536580), (20, 7268290), (25, 5814632), (40, 3634145), (43, 3380600), (50, 2907316), (86, 1690300), (100, 1453658), (172, 845150), (200, 726829), (215, 676120), (344, 422575), (430, 338060), (860, 169030), (1075, 135224), (1720, 84515), (2150, 67612), (4300, 33806), (8600, 16903)]