129257755

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{1613}}^1$

素因数の和:1707

約数の個数: 32

約数和(自身を含む): 178495488

約数和(自身を除く): 49237733

約数列:

[1, 5, 11, 31, 47, 55, 155, 235, 341, 517, 1457, 1613, 1705, 2585, 7285, 8065, 16027, 17743, 50003, 75811, 80135, 88715, 250015, 379055, 550033, 833921, 2350141, 2750165, 4169605, 11750705, 25851551, 129257755]

約数ペア:

[(1, 129257755), (5, 25851551), (11, 11750705), (31, 4169605), (47, 2750165), (55, 2350141), (155, 833921), (235, 550033), (341, 379055), (517, 250015), (1457, 88715), (1613, 80135), (1705, 75811), (2585, 50003), (7285, 17743), (8065, 16027)]