266533925

素因数分解:

$5^2\times 7^1\times {\mathrm{29}}^2\times {\mathrm{1811}}^1$

素因数の和:1886

約数の個数: 36

約数和(自身を含む): 391406496

約数和(自身を除く): 124872571

約数列:

[1, 5, 7, 25, 29, 35, 145, 175, 203, 725, 841, 1015, 1811, 4205, 5075, 5887, 9055, 12677, 21025, 29435, 45275, 52519, 63385, 147175, 262595, 316925, 367633, 1312975, 1523051, 1838165, 7615255, 9190825, 10661357, 38076275, 53306785, 266533925]

約数ペア:

[(1, 266533925), (5, 53306785), (7, 38076275), (25, 10661357), (29, 9190825), (35, 7615255), (145, 1838165), (175, 1523051), (203, 1312975), (725, 367633), (841, 316925), (1015, 262595), (1811, 147175), (4205, 63385), (5075, 52519), (5887, 45275), (9055, 29435), (12677, 21025)]