130261360

素因数分解:

$2^4\times 5^1\times {\mathrm{127}}^1\times {\mathrm{12821}}^1$

素因数の和:12961

約数の個数: 40

約数和(自身を含む): 305266176

約数和(自身を除く): 175004816

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 127, 254, 508, 635, 1016, 1270, 2032, 2540, 5080, 10160, 12821, 25642, 51284, 64105, 102568, 128210, 205136, 256420, 512840, 1025680, 1628267, 3256534, 6513068, 8141335, 13026136, 16282670, 26052272, 32565340, 65130680, 130261360]

約数ペア:

[(1, 130261360), (2, 65130680), (4, 32565340), (5, 26052272), (8, 16282670), (10, 13026136), (16, 8141335), (20, 6513068), (40, 3256534), (80, 1628267), (127, 1025680), (254, 512840), (508, 256420), (635, 205136), (1016, 128210), (1270, 102568), (2032, 64105), (2540, 51284), (5080, 25642), (10160, 12821)]