81104590

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{39953}}^1$

素因数の和:39996

約数の個数: 32

約数和(自身を含む): 172601280

約数和(自身を除く): 91496690

約数列:

[1, 2, 5, 7, 10, 14, 29, 35, 58, 70, 145, 203, 290, 406, 1015, 2030, 39953, 79906, 199765, 279671, 399530, 559342, 1158637, 1398355, 2317274, 2796710, 5793185, 8110459, 11586370, 16220918, 40552295, 81104590]

約数ペア:

[(1, 81104590), (2, 40552295), (5, 16220918), (7, 11586370), (10, 8110459), (14, 5793185), (29, 2796710), (35, 2317274), (58, 1398355), (70, 1158637), (145, 559342), (203, 399530), (290, 279671), (406, 199765), (1015, 79906), (2030, 39953)]