61428280

素因数分解:

$2^3\times 5^1\times {\mathrm{67}}^1\times {\mathrm{22921}}^1$

素因数の和:22999

約数の個数: 32

約数和(自身を含む): 140282640

約数和(自身を除く): 78854360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 67, 134, 268, 335, 536, 670, 1340, 2680, 22921, 45842, 91684, 114605, 183368, 229210, 458420, 916840, 1535707, 3071414, 6142828, 7678535, 12285656, 15357070, 30714140, 61428280]

約数ペア:

[(1, 61428280), (2, 30714140), (4, 15357070), (5, 12285656), (8, 7678535), (10, 6142828), (20, 3071414), (40, 1535707), (67, 916840), (134, 458420), (268, 229210), (335, 183368), (536, 114605), (670, 91684), (1340, 45842), (2680, 22921)]