66311425

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{1019}}^1$

素因数の和:1185

約数の個数: 24

約数和(自身を含む): 87271200

約数和(自身を除く): 20959775

約数列:

[1, 5, 19, 25, 95, 137, 475, 685, 1019, 2603, 3425, 5095, 13015, 19361, 25475, 65075, 96805, 139603, 484025, 698015, 2652457, 3490075, 13262285, 66311425]

約数ペア:

[(1, 66311425), (5, 13262285), (19, 3490075), (25, 2652457), (95, 698015), (137, 484025), (475, 139603), (685, 96805), (1019, 65075), (2603, 25475), (3425, 19361), (5095, 13015)]