210979775

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{5981}}^1$

素因数の和:6091

約数の個数: 24

約数和(自身を含む): 280388304

約数和(自身を除く): 69408529

約数列:

[1, 5, 17, 25, 83, 85, 415, 425, 1411, 2075, 5981, 7055, 29905, 35275, 101677, 149525, 496423, 508385, 2482115, 2541925, 8439191, 12410575, 42195955, 210979775]

約数ペア:

[(1, 210979775), (5, 42195955), (17, 12410575), (25, 8439191), (83, 2541925), (85, 2482115), (415, 508385), (425, 496423), (1411, 149525), (2075, 101677), (5981, 35275), (7055, 29905)]