145070000

素因数分解:

$2^4\times 5^4\times {\mathrm{89}}^1\times {\mathrm{163}}^1$

素因数の和:280

約数の個数: 100

約数和(自身を含む): 357354360

約数和(自身を除く): 212284360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 89, 100, 125, 163, 178, 200, 250, 326, 356, 400, 445, 500, 625, 652, 712, 815, 890, 1000, 1250, 1304, 1424, 1630, 1780, 2000, 2225, 2500, 2608, 3260, 3560, 4075, 4450, 5000, 6520, 7120, 8150, 8900, 10000, 11125, 13040, 14507, 16300, 17800, 20375, 22250, 29014, 32600, 35600, 40750, 44500, 55625, 58028, 65200, 72535, 81500, 89000, 101875, 111250, 116056, 145070, 163000, 178000, 203750, 222500, 232112, 290140, 326000, 362675, 407500, 445000, 580280, 725350, 815000, 890000, 1160560, 1450700, 1630000, 1813375, 2901400, 3626750, 5802800, 7253500, 9066875, 14507000, 18133750, 29014000, 36267500, 72535000, 145070000]

約数ペア:

[(1, 145070000), (2, 72535000), (4, 36267500), (5, 29014000), (8, 18133750), (10, 14507000), (16, 9066875), (20, 7253500), (25, 5802800), (40, 3626750), (50, 2901400), (80, 1813375), (89, 1630000), (100, 1450700), (125, 1160560), (163, 890000), (178, 815000), (200, 725350), (250, 580280), (326, 445000), (356, 407500), (400, 362675), (445, 326000), (500, 290140), (625, 232112), (652, 222500), (712, 203750), (815, 178000), (890, 163000), (1000, 145070), (1250, 116056), (1304, 111250), (1424, 101875), (1630, 89000), (1780, 81500), (2000, 72535), (2225, 65200), (2500, 58028), (2608, 55625), (3260, 44500), (3560, 40750), (4075, 35600), (4450, 32600), (5000, 29014), (6520, 22250), (7120, 20375), (8150, 17800), (8900, 16300), (10000, 14507), (11125, 13040)]