278310492025

素因数分解:

$5^2\times {\mathrm{23}}^1\times {\mathrm{379}}^1\times {\mathrm{1277093}}^1$

素因数の和:1277505

約数の個数: 24

約数和(自身を含む): 361060015680

約数和(自身を除く): 82749523655

約数列:

[1, 5, 23, 25, 115, 379, 575, 1895, 8717, 9475, 43585, 217925, 1277093, 6385465, 29373139, 31927325, 146865695, 484018247, 734328475, 2420091235, 11132419681, 12100456175, 55662098405, 278310492025]

約数ペア:

[(1, 278310492025), (5, 55662098405), (23, 12100456175), (25, 11132419681), (115, 2420091235), (379, 734328475), (575, 484018247), (1895, 146865695), (8717, 31927325), (9475, 29373139), (43585, 6385465), (217925, 1277093)]