161097340

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{132047}}^1$

素因数の和:132117

約数の個数: 24

約数和(自身を含む): 343852992

約数和(自身を除く): 182755652

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 244, 305, 610, 1220, 132047, 264094, 528188, 660235, 1320470, 2640940, 8054867, 16109734, 32219468, 40274335, 80548670, 161097340]

約数ペア:

[(1, 161097340), (2, 80548670), (4, 40274335), (5, 32219468), (10, 16109734), (20, 8054867), (61, 2640940), (122, 1320470), (244, 660235), (305, 528188), (610, 264094), (1220, 132047)]