51635140

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{163}}^1\times {\mathrm{337}}^1$

素因数の和:556

約数の個数: 48

約数和(自身を含む): 111750912

約数和(自身を除く): 60115772

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 163, 188, 235, 326, 337, 470, 652, 674, 815, 940, 1348, 1630, 1685, 3260, 3370, 6740, 7661, 15322, 15839, 30644, 31678, 38305, 54931, 63356, 76610, 79195, 109862, 153220, 158390, 219724, 274655, 316780, 549310, 1098620, 2581757, 5163514, 10327028, 12908785, 25817570, 51635140]

約数ペア:

[(1, 51635140), (2, 25817570), (4, 12908785), (5, 10327028), (10, 5163514), (20, 2581757), (47, 1098620), (94, 549310), (163, 316780), (188, 274655), (235, 219724), (326, 158390), (337, 153220), (470, 109862), (652, 79195), (674, 76610), (815, 63356), (940, 54931), (1348, 38305), (1630, 31678), (1685, 30644), (3260, 15839), (3370, 15322), (6740, 7661)]