202115420

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{6121}}^1$

素因数の和:6270

約数の個数: 48

約数和(自身を含む): 460766208

約数和(自身を除く): 258650788

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 127, 130, 254, 260, 508, 635, 1270, 1651, 2540, 3302, 6121, 6604, 8255, 12242, 16510, 24484, 30605, 33020, 61210, 79573, 122420, 159146, 318292, 397865, 777367, 795730, 1554734, 1591460, 3109468, 3886835, 7773670, 10105771, 15547340, 20211542, 40423084, 50528855, 101057710, 202115420]

約数ペア:

[(1, 202115420), (2, 101057710), (4, 50528855), (5, 40423084), (10, 20211542), (13, 15547340), (20, 10105771), (26, 7773670), (52, 3886835), (65, 3109468), (127, 1591460), (130, 1554734), (254, 795730), (260, 777367), (508, 397865), (635, 318292), (1270, 159146), (1651, 122420), (2540, 79573), (3302, 61210), (6121, 33020), (6604, 30605), (8255, 24484), (12242, 16510)]