16209700

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{337}}^1$

素因数の和:401

約数の個数: 72

約数和(自身を含む): 39020072

約数和(自身を除く): 22810372

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 37, 50, 52, 65, 74, 100, 130, 148, 185, 260, 325, 337, 370, 481, 650, 674, 740, 925, 962, 1300, 1348, 1685, 1850, 1924, 2405, 3370, 3700, 4381, 4810, 6740, 8425, 8762, 9620, 12025, 12469, 16850, 17524, 21905, 24050, 24938, 33700, 43810, 48100, 49876, 62345, 87620, 109525, 124690, 162097, 219050, 249380, 311725, 324194, 438100, 623450, 648388, 810485, 1246900, 1620970, 3241940, 4052425, 8104850, 16209700]

約数ペア:

[(1, 16209700), (2, 8104850), (4, 4052425), (5, 3241940), (10, 1620970), (13, 1246900), (20, 810485), (25, 648388), (26, 623450), (37, 438100), (50, 324194), (52, 311725), (65, 249380), (74, 219050), (100, 162097), (130, 124690), (148, 109525), (185, 87620), (260, 62345), (325, 49876), (337, 48100), (370, 43810), (481, 33700), (650, 24938), (674, 24050), (740, 21905), (925, 17524), (962, 16850), (1300, 12469), (1348, 12025), (1685, 9620), (1850, 8762), (1924, 8425), (2405, 6740), (3370, 4810), (3700, 4381)]