201221725

素因数分解:

$5^2\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{5059}}^1$

素因数の和:5149

約数の個数: 24

約数和(自身を含む): 262269920

約数和(自身を除く): 61048195

約数列:

[1, 5, 25, 37, 43, 185, 215, 925, 1075, 1591, 5059, 7955, 25295, 39775, 126475, 187183, 217537, 935915, 1087685, 4679575, 5438425, 8048869, 40244345, 201221725]

約数ペア:

[(1, 201221725), (5, 40244345), (25, 8048869), (37, 5438425), (43, 4679575), (185, 1087685), (215, 935915), (925, 217537), (1075, 187183), (1591, 126475), (5059, 39775), (7955, 25295)]