86821925

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{3889}}^1$

素因数の和:3965

約数の個数: 24

約数和(自身を含む): 115766400

約数和(自身を除く): 28944475

約数列:

[1, 5, 19, 25, 47, 95, 235, 475, 893, 1175, 3889, 4465, 19445, 22325, 73891, 97225, 182783, 369455, 913915, 1847275, 3472877, 4569575, 17364385, 86821925]

約数ペア:

[(1, 86821925), (5, 17364385), (19, 4569575), (25, 3472877), (47, 1847275), (95, 913915), (235, 369455), (475, 182783), (893, 97225), (1175, 73891), (3889, 22325), (4465, 19445)]