77596280

素因数分解:

$2^3\times 5^1\times {\mathrm{101}}^1\times {\mathrm{19207}}^1$

素因数の和:19319

約数の個数: 32

約数和(自身を含む): 176329440

約数和(自身を除く): 98733160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 101, 202, 404, 505, 808, 1010, 2020, 4040, 19207, 38414, 76828, 96035, 153656, 192070, 384140, 768280, 1939907, 3879814, 7759628, 9699535, 15519256, 19399070, 38798140, 77596280]

約数ペア:

[(1, 77596280), (2, 38798140), (4, 19399070), (5, 15519256), (8, 9699535), (10, 7759628), (20, 3879814), (40, 1939907), (101, 768280), (202, 384140), (404, 192070), (505, 153656), (808, 96035), (1010, 76828), (2020, 38414), (4040, 19207)]