216258625

素因数分解:

$5^3\times {\mathrm{11}}^1\times {\mathrm{157279}}^1$

素因数の和:157305

約数の個数: 16

約数和(自身を含む): 294428160

約数和(自身を除く): 78169535

約数列:

[1, 5, 11, 25, 55, 125, 275, 1375, 157279, 786395, 1730069, 3931975, 8650345, 19659875, 43251725, 216258625]

約数ペア:

[(1, 216258625), (5, 43251725), (11, 19659875), (25, 8650345), (55, 3931975), (125, 1730069), (275, 786395), (1375, 157279)]