25722010

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{331}}^1\times {\mathrm{409}}^1$

素因数の和:766

約数の個数: 32

約数和(自身を含む): 49003200

約数和(自身を除く): 23281190

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 331, 409, 662, 818, 1655, 2045, 3310, 4090, 6289, 7771, 12578, 15542, 31445, 38855, 62890, 77710, 135379, 270758, 676895, 1353790, 2572201, 5144402, 12861005, 25722010]

約数ペア:

[(1, 25722010), (2, 12861005), (5, 5144402), (10, 2572201), (19, 1353790), (38, 676895), (95, 270758), (190, 135379), (331, 77710), (409, 62890), (662, 38855), (818, 31445), (1655, 15542), (2045, 12578), (3310, 7771), (4090, 6289)]