31927025

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{193}}^1\times {\mathrm{509}}^1$

素因数の和:725

約数の個数: 24

約数和(自身を含む): 42939960

約数和(自身を除く): 11012935

約数列:

[1, 5, 13, 25, 65, 193, 325, 509, 965, 2509, 2545, 4825, 6617, 12545, 12725, 33085, 62725, 98237, 165425, 491185, 1277081, 2455925, 6385405, 31927025]

約数ペア:

[(1, 31927025), (5, 6385405), (13, 2455925), (25, 1277081), (65, 491185), (193, 165425), (325, 98237), (509, 62725), (965, 33085), (2509, 12725), (2545, 12545), (4825, 6617)]