126433400

素因数分解:

$2^3\times 5^2\times {\mathrm{89}}^1\times {\mathrm{7103}}^1$

素因数の和:7208

約数の個数: 48

約数和(自身を含む): 297302400

約数和(自身を除く): 170869000

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 89, 100, 178, 200, 356, 445, 712, 890, 1780, 2225, 3560, 4450, 7103, 8900, 14206, 17800, 28412, 35515, 56824, 71030, 142060, 177575, 284120, 355150, 632167, 710300, 1264334, 1420600, 2528668, 3160835, 5057336, 6321670, 12643340, 15804175, 25286680, 31608350, 63216700, 126433400]

約数ペア:

[(1, 126433400), (2, 63216700), (4, 31608350), (5, 25286680), (8, 15804175), (10, 12643340), (20, 6321670), (25, 5057336), (40, 3160835), (50, 2528668), (89, 1420600), (100, 1264334), (178, 710300), (200, 632167), (356, 355150), (445, 284120), (712, 177575), (890, 142060), (1780, 71030), (2225, 56824), (3560, 35515), (4450, 28412), (7103, 17800), (8900, 14206)]