68525875

素因数分解:

$5^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1$

素因数の和:149

約数の個数: 64

約数和(自身を含む): 102136320

約数和(自身を除く): 33610445

約数列:

[1, 5, 11, 19, 25, 43, 55, 61, 95, 125, 209, 215, 275, 305, 473, 475, 671, 817, 1045, 1075, 1159, 1375, 1525, 2365, 2375, 2623, 3355, 4085, 5225, 5375, 5795, 7625, 8987, 11825, 12749, 13115, 16775, 20425, 26125, 28853, 28975, 44935, 49837, 59125, 63745, 65575, 83875, 102125, 144265, 144875, 224675, 249185, 318725, 327875, 548207, 721325, 1123375, 1245925, 1593625, 2741035, 3606625, 6229625, 13705175, 68525875]

約数ペア:

[(1, 68525875), (5, 13705175), (11, 6229625), (19, 3606625), (25, 2741035), (43, 1593625), (55, 1245925), (61, 1123375), (95, 721325), (125, 548207), (209, 327875), (215, 318725), (275, 249185), (305, 224675), (473, 144875), (475, 144265), (671, 102125), (817, 83875), (1045, 65575), (1075, 63745), (1159, 59125), (1375, 49837), (1525, 44935), (2365, 28975), (2375, 28853), (2623, 26125), (3355, 20425), (4085, 16775), (5225, 13115), (5375, 12749), (5795, 11825), (7625, 8987)]