254045

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{149}}^1$

素因数の和:196

約数の個数: 16

約数和(自身を含む): 345600

約数和(自身を除く): 91555

約数列:

[1, 5, 11, 31, 55, 149, 155, 341, 745, 1639, 1705, 4619, 8195, 23095, 50809, 254045]

約数ペア:

[(1, 254045), (5, 50809), (11, 23095), (31, 8195), (55, 4619), (149, 1705), (155, 1639), (341, 745)]