25504504

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{151}}^1\times {\mathrm{491}}^1$

素因数の和:691

約数の個数: 32

約数和(自身を含む): 49357440

約数和(自身を除く): 23852936

約数列:

[1, 2, 4, 8, 43, 86, 151, 172, 302, 344, 491, 604, 982, 1208, 1964, 3928, 6493, 12986, 21113, 25972, 42226, 51944, 74141, 84452, 148282, 168904, 296564, 593128, 3188063, 6376126, 12752252, 25504504]

約数ペア:

[(1, 25504504), (2, 12752252), (4, 6376126), (8, 3188063), (43, 593128), (86, 296564), (151, 168904), (172, 148282), (302, 84452), (344, 74141), (491, 51944), (604, 42226), (982, 25972), (1208, 21113), (1964, 12986), (3928, 6493)]