89850005

素因数分解:

$5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{227}}^1\times {\mathrm{263}}^1$

素因数の和:545

約数の個数: 32

約数和(自身を含む): 127125504

約数和(自身を除く): 37275499

約数列:

[1, 5, 7, 35, 43, 215, 227, 263, 301, 1135, 1315, 1505, 1589, 1841, 7945, 9205, 9761, 11309, 48805, 56545, 59701, 68327, 79163, 298505, 341635, 395815, 417907, 2089535, 2567143, 12835715, 17970001, 89850005]

約数ペア:

[(1, 89850005), (5, 17970001), (7, 12835715), (35, 2567143), (43, 2089535), (215, 417907), (227, 395815), (263, 341635), (301, 298505), (1135, 79163), (1315, 68327), (1505, 59701), (1589, 56545), (1841, 48805), (7945, 11309), (9205, 9761)]