77121205

素因数分解:

$5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{223}}^1\times {\mathrm{241}}^1$

素因数の和:517

約数の個数: 32

約数和(自身を含む): 109283328

約数和(自身を除く): 32162123

約数列:

[1, 5, 7, 35, 41, 205, 223, 241, 287, 1115, 1205, 1435, 1561, 1687, 7805, 8435, 9143, 9881, 45715, 49405, 53743, 64001, 69167, 268715, 320005, 345835, 376201, 1881005, 2203463, 11017315, 15424241, 77121205]

約数ペア:

[(1, 77121205), (5, 15424241), (7, 11017315), (35, 2203463), (41, 1881005), (205, 376201), (223, 345835), (241, 320005), (287, 268715), (1115, 69167), (1205, 64001), (1435, 53743), (1561, 49405), (1687, 45715), (7805, 9881), (8435, 9143)]