55786400

素因数分解:

$2^5\times 5^2\times {\mathrm{137}}^1\times {\mathrm{509}}^1$

素因数の和:666

約数の個数: 72

約数和(自身を含む): 137452140

約数和(自身を除く): 81665740

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 137, 160, 200, 274, 400, 509, 548, 685, 800, 1018, 1096, 1370, 2036, 2192, 2545, 2740, 3425, 4072, 4384, 5090, 5480, 6850, 8144, 10180, 10960, 12725, 13700, 16288, 20360, 21920, 25450, 27400, 40720, 50900, 54800, 69733, 81440, 101800, 109600, 139466, 203600, 278932, 348665, 407200, 557864, 697330, 1115728, 1394660, 1743325, 2231456, 2789320, 3486650, 5578640, 6973300, 11157280, 13946600, 27893200, 55786400]

約数ペア:

[(1, 55786400), (2, 27893200), (4, 13946600), (5, 11157280), (8, 6973300), (10, 5578640), (16, 3486650), (20, 2789320), (25, 2231456), (32, 1743325), (40, 1394660), (50, 1115728), (80, 697330), (100, 557864), (137, 407200), (160, 348665), (200, 278932), (274, 203600), (400, 139466), (509, 109600), (548, 101800), (685, 81440), (800, 69733), (1018, 54800), (1096, 50900), (1370, 40720), (2036, 27400), (2192, 25450), (2545, 21920), (2740, 20360), (3425, 16288), (4072, 13700), (4384, 12725), (5090, 10960), (5480, 10180), (6850, 8144)]