25284536

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{157}}^1\times {\mathrm{491}}^1$

素因数の和:695

約数の個数: 32

約数和(自身を含む): 48973680

約数和(自身を除く): 23689144

約数列:

[1, 2, 4, 8, 41, 82, 157, 164, 314, 328, 491, 628, 982, 1256, 1964, 3928, 6437, 12874, 20131, 25748, 40262, 51496, 77087, 80524, 154174, 161048, 308348, 616696, 3160567, 6321134, 12642268, 25284536]

約数ペア:

[(1, 25284536), (2, 12642268), (4, 6321134), (8, 3160567), (41, 616696), (82, 308348), (157, 161048), (164, 154174), (314, 80524), (328, 77087), (491, 51496), (628, 40262), (982, 25748), (1256, 20131), (1964, 12874), (3928, 6437)]