71743925

素因数分解:

$5^2\times {\mathrm{11}}^2\times {\mathrm{37}}^1\times {\mathrm{641}}^1$

素因数の和:710

約数の個数: 36

約数和(自身を含む): 100584708

約数和(自身を除く): 28840783

約数列:

[1, 5, 11, 25, 37, 55, 121, 185, 275, 407, 605, 641, 925, 2035, 3025, 3205, 4477, 7051, 10175, 16025, 22385, 23717, 35255, 77561, 111925, 118585, 176275, 260887, 387805, 592925, 1304435, 1939025, 2869757, 6522175, 14348785, 71743925]

約数ペア:

[(1, 71743925), (5, 14348785), (11, 6522175), (25, 2869757), (37, 1939025), (55, 1304435), (121, 592925), (185, 387805), (275, 260887), (407, 176275), (605, 118585), (641, 111925), (925, 77561), (2035, 35255), (3025, 23717), (3205, 22385), (4477, 16025), (7051, 10175)]