55700000

素因数分解:

$2^5\times 5^5\times {\mathrm{557}}^1$

素因数の和:592

約数の個数: 72

約数和(自身を含む): 137311524

約数和(自身を除く): 81611524

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 125, 160, 200, 250, 400, 500, 557, 625, 800, 1000, 1114, 1250, 2000, 2228, 2500, 2785, 3125, 4000, 4456, 5000, 5570, 6250, 8912, 10000, 11140, 12500, 13925, 17824, 20000, 22280, 25000, 27850, 44560, 50000, 55700, 69625, 89120, 100000, 111400, 139250, 222800, 278500, 348125, 445600, 557000, 696250, 1114000, 1392500, 1740625, 2228000, 2785000, 3481250, 5570000, 6962500, 11140000, 13925000, 27850000, 55700000]

約数ペア:

[(1, 55700000), (2, 27850000), (4, 13925000), (5, 11140000), (8, 6962500), (10, 5570000), (16, 3481250), (20, 2785000), (25, 2228000), (32, 1740625), (40, 1392500), (50, 1114000), (80, 696250), (100, 557000), (125, 445600), (160, 348125), (200, 278500), (250, 222800), (400, 139250), (500, 111400), (557, 100000), (625, 89120), (800, 69625), (1000, 55700), (1114, 50000), (1250, 44560), (2000, 27850), (2228, 25000), (2500, 22280), (2785, 20000), (3125, 17824), (4000, 13925), (4456, 12500), (5000, 11140), (5570, 10000), (6250, 8912)]