142209650

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{258563}}^1$

素因数の和:258586

約数の個数: 24

約数和(自身を含む): 288557424

約数和(自身を除く): 146347774

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 110, 275, 550, 258563, 517126, 1292815, 2585630, 2844193, 5688386, 6464075, 12928150, 14220965, 28441930, 71104825, 142209650]

約数ペア:

[(1, 142209650), (2, 71104825), (5, 28441930), (10, 14220965), (11, 12928150), (22, 6464075), (25, 5688386), (50, 2844193), (55, 2585630), (110, 1292815), (275, 517126), (550, 258563)]