30907775

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{2099}}^1$

素因数の和:2159

約数の個数: 24

約数和(自身を含む): 41664000

約数和(自身を除く): 10756225

約数列:

[1, 5, 19, 25, 31, 95, 155, 475, 589, 775, 2099, 2945, 10495, 14725, 39881, 52475, 65069, 199405, 325345, 997025, 1236311, 1626725, 6181555, 30907775]

約数ペア:

[(1, 30907775), (5, 6181555), (19, 1626725), (25, 1236311), (31, 997025), (95, 325345), (155, 199405), (475, 65069), (589, 52475), (775, 39881), (2099, 14725), (2945, 10495)]