168156620

素因数分解:

$2^2\times 5^1\times {\mathrm{151}}^1\times {\mathrm{55681}}^1$

素因数の和:55841

約数の個数: 24

約数和(自身を含む): 355473888

約数和(自身を除く): 187317268

約数列:

[1, 2, 4, 5, 10, 20, 151, 302, 604, 755, 1510, 3020, 55681, 111362, 222724, 278405, 556810, 1113620, 8407831, 16815662, 33631324, 42039155, 84078310, 168156620]

約数ペア:

[(1, 168156620), (2, 84078310), (4, 42039155), (5, 33631324), (10, 16815662), (20, 8407831), (151, 1113620), (302, 556810), (604, 278405), (755, 222724), (1510, 111362), (3020, 55681)]