77302960

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{138041}}^1$

素因数の和:138061

約数の個数: 40

約数和(自身を含む): 205406496

約数和(自身を除く): 128103536

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 138041, 276082, 552164, 690205, 966287, 1104328, 1380410, 1932574, 2208656, 2760820, 3865148, 4831435, 5521640, 7730296, 9662870, 11043280, 15460592, 19325740, 38651480, 77302960]

約数ペア:

[(1, 77302960), (2, 38651480), (4, 19325740), (5, 15460592), (7, 11043280), (8, 9662870), (10, 7730296), (14, 5521640), (16, 4831435), (20, 3865148), (28, 2760820), (35, 2208656), (40, 1932574), (56, 1380410), (70, 1104328), (80, 966287), (112, 690205), (140, 552164), (280, 276082), (560, 138041)]