13925000

素因数分解:

$2^3\times 5^5\times {\mathrm{557}}^1$

素因数の和:588

約数の個数: 48

約数和(自身を含む): 32693220

約数和(自身を除く): 18768220

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 125, 200, 250, 500, 557, 625, 1000, 1114, 1250, 2228, 2500, 2785, 3125, 4456, 5000, 5570, 6250, 11140, 12500, 13925, 22280, 25000, 27850, 55700, 69625, 111400, 139250, 278500, 348125, 557000, 696250, 1392500, 1740625, 2785000, 3481250, 6962500, 13925000]

約数ペア:

[(1, 13925000), (2, 6962500), (4, 3481250), (5, 2785000), (8, 1740625), (10, 1392500), (20, 696250), (25, 557000), (40, 348125), (50, 278500), (100, 139250), (125, 111400), (200, 69625), (250, 55700), (500, 27850), (557, 25000), (625, 22280), (1000, 13925), (1114, 12500), (1250, 11140), (2228, 6250), (2500, 5570), (2785, 5000), (3125, 4456)]