164204365

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{4289}}^1$

素因数の和:4357

約数の個数: 32

約数和(自身を含む): 230630400

約数和(自身を除く): 66426035

約数列:

[1, 5, 13, 19, 31, 65, 95, 155, 247, 403, 589, 1235, 2015, 2945, 4289, 7657, 21445, 38285, 55757, 81491, 132959, 278785, 407455, 664795, 1059383, 1728467, 2526221, 5296915, 8642335, 12631105, 32840873, 164204365]

約数ペア:

[(1, 164204365), (5, 32840873), (13, 12631105), (19, 8642335), (31, 5296915), (65, 2526221), (95, 1728467), (155, 1059383), (247, 664795), (403, 407455), (589, 278785), (1235, 132959), (2015, 81491), (2945, 55757), (4289, 38285), (7657, 21445)]