65856115

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{139}}^1\times {\mathrm{197}}^1$

素因数の和:391

約数の個数: 32

約数和(自身を含む): 88482240

約数和(自身を除く): 22626125

約数列:

[1, 5, 13, 37, 65, 139, 185, 197, 481, 695, 985, 1807, 2405, 2561, 5143, 7289, 9035, 12805, 25715, 27383, 36445, 66859, 94757, 136915, 334295, 355979, 473785, 1013171, 1779895, 5065855, 13171223, 65856115]

約数ペア:

[(1, 65856115), (5, 13171223), (13, 5065855), (37, 1779895), (65, 1013171), (139, 473785), (185, 355979), (197, 334295), (481, 136915), (695, 94757), (985, 66859), (1807, 36445), (2405, 27383), (2561, 25715), (5143, 12805), (7289, 9035)]