87868825

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{251}}^1$

素因数の和:358

約数の個数: 48

約数和(自身を含む): 127491840

約数和(自身を除く): 39623015

約数列:

[1, 5, 11, 19, 25, 55, 67, 95, 209, 251, 275, 335, 475, 737, 1045, 1255, 1273, 1675, 2761, 3685, 4769, 5225, 6275, 6365, 13805, 14003, 16817, 18425, 23845, 31825, 52459, 69025, 70015, 84085, 119225, 184987, 262295, 319523, 350075, 420425, 924935, 1311475, 1597615, 3514753, 4624675, 7988075, 17573765, 87868825]

約数ペア:

[(1, 87868825), (5, 17573765), (11, 7988075), (19, 4624675), (25, 3514753), (55, 1597615), (67, 1311475), (95, 924935), (209, 420425), (251, 350075), (275, 319523), (335, 262295), (475, 184987), (737, 119225), (1045, 84085), (1255, 70015), (1273, 69025), (1675, 52459), (2761, 31825), (3685, 23845), (4769, 18425), (5225, 16817), (6275, 14003), (6365, 13805)]