25254800

素因数分解:

$2^4\times 5^2\times {\mathrm{19}}^1\times {\mathrm{3323}}^1$

素因数の和:3360

約数の個数: 60

約数和(自身を含む): 63887280

約数和(自身を除く): 38632480

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 38, 40, 50, 76, 80, 95, 100, 152, 190, 200, 304, 380, 400, 475, 760, 950, 1520, 1900, 3323, 3800, 6646, 7600, 13292, 16615, 26584, 33230, 53168, 63137, 66460, 83075, 126274, 132920, 166150, 252548, 265840, 315685, 332300, 505096, 631370, 664600, 1010192, 1262740, 1329200, 1578425, 2525480, 3156850, 5050960, 6313700, 12627400, 25254800]

約数ペア:

[(1, 25254800), (2, 12627400), (4, 6313700), (5, 5050960), (8, 3156850), (10, 2525480), (16, 1578425), (19, 1329200), (20, 1262740), (25, 1010192), (38, 664600), (40, 631370), (50, 505096), (76, 332300), (80, 315685), (95, 265840), (100, 252548), (152, 166150), (190, 132920), (200, 126274), (304, 83075), (380, 66460), (400, 63137), (475, 53168), (760, 33230), (950, 26584), (1520, 16615), (1900, 13292), (3323, 7600), (3800, 6646)]