270743275

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{1997}}^1$

素因数の和:2064

約数の個数: 48

約数和(自身を含む): 401358240

約数和(自身を除く): 130614965

約数列:

[1, 5, 11, 17, 25, 29, 55, 85, 145, 187, 275, 319, 425, 493, 725, 935, 1595, 1997, 2465, 4675, 5423, 7975, 9985, 12325, 21967, 27115, 33949, 49925, 57913, 109835, 135575, 169745, 289565, 373439, 549175, 637043, 848725, 984521, 1447825, 1867195, 3185215, 4922605, 9335975, 10829731, 15926075, 24613025, 54148655, 270743275]

約数ペア:

[(1, 270743275), (5, 54148655), (11, 24613025), (17, 15926075), (25, 10829731), (29, 9335975), (55, 4922605), (85, 3185215), (145, 1867195), (187, 1447825), (275, 984521), (319, 848725), (425, 637043), (493, 549175), (725, 373439), (935, 289565), (1595, 169745), (1997, 135575), (2465, 109835), (4675, 57913), (5423, 49925), (7975, 33949), (9985, 27115), (12325, 21967)]