152887580

素因数分解:

$2^2\times 5^1\times {\mathrm{491}}^1\times {\mathrm{15569}}^1$

素因数の和:16069

約数の個数: 24

約数和(自身を含む): 321738480

約数和(自身を除く): 168850900

約数列:

[1, 2, 4, 5, 10, 20, 491, 982, 1964, 2455, 4910, 9820, 15569, 31138, 62276, 77845, 155690, 311380, 7644379, 15288758, 30577516, 38221895, 76443790, 152887580]

約数ペア:

[(1, 152887580), (2, 76443790), (4, 38221895), (5, 30577516), (10, 15288758), (20, 7644379), (491, 311380), (982, 155690), (1964, 77845), (2455, 62276), (4910, 31138), (9820, 15569)]