71312825

素因数分解:

$5^2\times {\mathrm{53}}^1\times {\mathrm{107}}^1\times {\mathrm{503}}^1$

素因数の和:673

約数の個数: 24

約数和(自身を含む): 91119168

約数和(自身を除く): 19806343

約数列:

[1, 5, 25, 53, 107, 265, 503, 535, 1325, 2515, 2675, 5671, 12575, 26659, 28355, 53821, 133295, 141775, 269105, 666475, 1345525, 2852513, 14262565, 71312825]

約数ペア:

[(1, 71312825), (5, 14262565), (25, 2852513), (53, 1345525), (107, 666475), (265, 269105), (503, 141775), (535, 133295), (1325, 53821), (2515, 28355), (2675, 26659), (5671, 12575)]