160018520

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{137947}}^1$

素因数の和:137987

約数の個数: 32

約数和(自身を含む): 372459600

約数和(自身を除く): 212441080

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 290, 580, 1160, 137947, 275894, 551788, 689735, 1103576, 1379470, 2758940, 4000463, 5517880, 8000926, 16001852, 20002315, 32003704, 40004630, 80009260, 160018520]

約数ペア:

[(1, 160018520), (2, 80009260), (4, 40004630), (5, 32003704), (8, 20002315), (10, 16001852), (20, 8000926), (29, 5517880), (40, 4000463), (58, 2758940), (116, 1379470), (145, 1103576), (232, 689735), (290, 551788), (580, 275894), (1160, 137947)]