199897025

素因数分解:

$5^2\times {\mathrm{23}}^1\times {\mathrm{509}}^1\times {\mathrm{683}}^1$

素因数の和:1225

約数の個数: 24

約数和(自身を含む): 259536960

約数和(自身を除く): 59639935

約数列:

[1, 5, 23, 25, 115, 509, 575, 683, 2545, 3415, 11707, 12725, 15709, 17075, 58535, 78545, 292675, 347647, 392725, 1738235, 7995881, 8691175, 39979405, 199897025]

約数ペア:

[(1, 199897025), (5, 39979405), (23, 8691175), (25, 7995881), (115, 1738235), (509, 392725), (575, 347647), (683, 292675), (2545, 78545), (3415, 58535), (11707, 17075), (12725, 15709)]