61581790

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{131}}^1\times {\mathrm{1621}}^1$

素因数の和:1788

約数の個数: 32

約数和(自身を含む): 115616160

約数和(自身を除く): 54034370

約数列:

[1, 2, 5, 10, 29, 58, 131, 145, 262, 290, 655, 1310, 1621, 3242, 3799, 7598, 8105, 16210, 18995, 37990, 47009, 94018, 212351, 235045, 424702, 470090, 1061755, 2123510, 6158179, 12316358, 30790895, 61581790]

約数ペア:

[(1, 61581790), (2, 30790895), (5, 12316358), (10, 6158179), (29, 2123510), (58, 1061755), (131, 470090), (145, 424702), (262, 235045), (290, 212351), (655, 94018), (1310, 47009), (1621, 37990), (3242, 18995), (3799, 16210), (7598, 8105)]