51069785

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{113}}^1\times {\mathrm{409}}^1$

素因数の和:557

約数の個数: 32

約数和(自身を含む): 70670880

約数和(自身を除く): 19601095

約数列:

[1, 5, 13, 17, 65, 85, 113, 221, 409, 565, 1105, 1469, 1921, 2045, 5317, 6953, 7345, 9605, 24973, 26585, 34765, 46217, 90389, 124865, 231085, 451945, 600821, 785689, 3004105, 3928445, 10213957, 51069785]

約数ペア:

[(1, 51069785), (5, 10213957), (13, 3928445), (17, 3004105), (65, 785689), (85, 600821), (113, 451945), (221, 231085), (409, 124865), (565, 90389), (1105, 46217), (1469, 34765), (1921, 26585), (2045, 24973), (5317, 9605), (6953, 7345)]