78473140

素因数分解:

$2^2\times 5^1\times {\mathrm{829}}^1\times {\mathrm{4733}}^1$

素因数の和:5571

約数の個数: 24

約数和(自身を含む): 165027240

約数和(自身を除く): 86554100

約数列:

[1, 2, 4, 5, 10, 20, 829, 1658, 3316, 4145, 4733, 8290, 9466, 16580, 18932, 23665, 47330, 94660, 3923657, 7847314, 15694628, 19618285, 39236570, 78473140]

約数ペア:

[(1, 78473140), (2, 39236570), (4, 19618285), (5, 15694628), (10, 7847314), (20, 3923657), (829, 94660), (1658, 47330), (3316, 23665), (4145, 18932), (4733, 16580), (8290, 9466)]