81708715

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{2819}}^1$

素因数の和:2883

約数の個数: 32

約数和(自身を含む): 116951040

約数和(自身を除く): 35242325

約数列:

[1, 5, 11, 17, 31, 55, 85, 155, 187, 341, 527, 935, 1705, 2635, 2819, 5797, 14095, 28985, 31009, 47923, 87389, 155045, 239615, 436945, 527153, 961279, 1485613, 2635765, 4806395, 7428065, 16341743, 81708715]

約数ペア:

[(1, 81708715), (5, 16341743), (11, 7428065), (17, 4806395), (31, 2635765), (55, 1485613), (85, 961279), (155, 527153), (187, 436945), (341, 239615), (527, 155045), (935, 87389), (1705, 47923), (2635, 31009), (2819, 28985), (5797, 14095)]