81191630

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{5527}}^1$

素因数の和:5660

約数の個数: 32

約数和(自身を含む): 158808384

約数和(自身を除く): 77616754

約数列:

[1, 2, 5, 10, 13, 26, 65, 113, 130, 226, 565, 1130, 1469, 2938, 5527, 7345, 11054, 14690, 27635, 55270, 71851, 143702, 359255, 624551, 718510, 1249102, 3122755, 6245510, 8119163, 16238326, 40595815, 81191630]

約数ペア:

[(1, 81191630), (2, 40595815), (5, 16238326), (10, 8119163), (13, 6245510), (26, 3122755), (65, 1249102), (113, 718510), (130, 624551), (226, 359255), (565, 143702), (1130, 71851), (1469, 55270), (2938, 27635), (5527, 14690), (7345, 11054)]