221426500

素因数分解:

$2^2\times 5^3\times {\mathrm{37}}^1\times {\mathrm{11969}}^1$

素因数の和:12025

約数の個数: 48

約数和(自身を含む): 496707120

約数和(自身を除く): 275280620

約数列:

[1, 2, 4, 5, 10, 20, 25, 37, 50, 74, 100, 125, 148, 185, 250, 370, 500, 740, 925, 1850, 3700, 4625, 9250, 11969, 18500, 23938, 47876, 59845, 119690, 239380, 299225, 442853, 598450, 885706, 1196900, 1496125, 1771412, 2214265, 2992250, 4428530, 5984500, 8857060, 11071325, 22142650, 44285300, 55356625, 110713250, 221426500]

約数ペア:

[(1, 221426500), (2, 110713250), (4, 55356625), (5, 44285300), (10, 22142650), (20, 11071325), (25, 8857060), (37, 5984500), (50, 4428530), (74, 2992250), (100, 2214265), (125, 1771412), (148, 1496125), (185, 1196900), (250, 885706), (370, 598450), (500, 442853), (740, 299225), (925, 239380), (1850, 119690), (3700, 59845), (4625, 47876), (9250, 23938), (11969, 18500)]