71856655

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{547}}^1$

素因数の和:655

約数の個数: 32

約数和(自身を含む): 97219584

約数和(自身を除く): 25362929

約数列:

[1, 5, 13, 43, 47, 65, 215, 235, 547, 559, 611, 2021, 2735, 2795, 3055, 7111, 10105, 23521, 25709, 26273, 35555, 117605, 128545, 131365, 305773, 334217, 1105487, 1528865, 1671085, 5527435, 14371331, 71856655]

約数ペア:

[(1, 71856655), (5, 14371331), (13, 5527435), (43, 1671085), (47, 1528865), (65, 1105487), (215, 334217), (235, 305773), (547, 131365), (559, 128545), (611, 117605), (2021, 35555), (2735, 26273), (2795, 25709), (3055, 23521), (7111, 10105)]