220290400

素因数分解:

$2^5\times 5^2\times {\mathrm{11}}^1\times {\mathrm{25033}}^1$

素因数の和:25064

約数の個数: 72

約数和(自身を含む): 586696824

約数和(自身を除く): 366406424

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 32, 40, 44, 50, 55, 80, 88, 100, 110, 160, 176, 200, 220, 275, 352, 400, 440, 550, 800, 880, 1100, 1760, 2200, 4400, 8800, 25033, 50066, 100132, 125165, 200264, 250330, 275363, 400528, 500660, 550726, 625825, 801056, 1001320, 1101452, 1251650, 1376815, 2002640, 2202904, 2503300, 2753630, 4005280, 4405808, 5006600, 5507260, 6884075, 8811616, 10013200, 11014520, 13768150, 20026400, 22029040, 27536300, 44058080, 55072600, 110145200, 220290400]

約数ペア:

[(1, 220290400), (2, 110145200), (4, 55072600), (5, 44058080), (8, 27536300), (10, 22029040), (11, 20026400), (16, 13768150), (20, 11014520), (22, 10013200), (25, 8811616), (32, 6884075), (40, 5507260), (44, 5006600), (50, 4405808), (55, 4005280), (80, 2753630), (88, 2503300), (100, 2202904), (110, 2002640), (160, 1376815), (176, 1251650), (200, 1101452), (220, 1001320), (275, 801056), (352, 625825), (400, 550726), (440, 500660), (550, 400528), (800, 275363), (880, 250330), (1100, 200264), (1760, 125165), (2200, 100132), (4400, 50066), (8800, 25033)]