1265744650

素因数分解:

$2^1\times 5^2\times {\mathrm{89}}^1\times {\mathrm{461}}^1\times {\mathrm{617}}^1$

素因数の和:1179

約数の個数: 48

約数和(自身を含む): 2389768920

約数和(自身を除く): 1124024270

約数列:

[1, 2, 5, 10, 25, 50, 89, 178, 445, 461, 617, 890, 922, 1234, 2225, 2305, 3085, 4450, 4610, 6170, 11525, 15425, 23050, 30850, 41029, 54913, 82058, 109826, 205145, 274565, 284437, 410290, 549130, 568874, 1025725, 1372825, 1422185, 2051450, 2745650, 2844370, 7110925, 14221850, 25314893, 50629786, 126574465, 253148930, 632872325, 1265744650]

約数ペア:

[(1, 1265744650), (2, 632872325), (5, 253148930), (10, 126574465), (25, 50629786), (50, 25314893), (89, 14221850), (178, 7110925), (445, 2844370), (461, 2745650), (617, 2051450), (890, 1422185), (922, 1372825), (1234, 1025725), (2225, 568874), (2305, 549130), (3085, 410290), (4450, 284437), (4610, 274565), (6170, 205145), (11525, 109826), (15425, 82058), (23050, 54913), (30850, 41029)]