201589025

素因数分解:

$5^2\times {\mathrm{11}}^2\times {\mathrm{103}}^1\times {\mathrm{647}}^1$

素因数の和:782

約数の個数: 36

約数和(自身を含む): 277857216

約数和(自身を除く): 76268191

約数列:

[1, 5, 11, 25, 55, 103, 121, 275, 515, 605, 647, 1133, 2575, 3025, 3235, 5665, 7117, 12463, 16175, 28325, 35585, 62315, 66641, 78287, 177925, 311575, 333205, 391435, 733051, 1666025, 1957175, 3665255, 8063561, 18326275, 40317805, 201589025]

約数ペア:

[(1, 201589025), (5, 40317805), (11, 18326275), (25, 8063561), (55, 3665255), (103, 1957175), (121, 1666025), (275, 733051), (515, 391435), (605, 333205), (647, 311575), (1133, 177925), (2575, 78287), (3025, 66641), (3235, 62315), (5665, 35585), (7117, 28325), (12463, 16175)]