258889168

素因数分解:

$2^4\times {\mathrm{59}}^1\times {\mathrm{139}}^1\times {\mathrm{1973}}^1$

素因数の和:2179

約数の個数: 40

約数和(自身を含む): 514029600

約数和(自身を除く): 255140432

約数列:

[1, 2, 4, 8, 16, 59, 118, 139, 236, 278, 472, 556, 944, 1112, 1973, 2224, 3946, 7892, 8201, 15784, 16402, 31568, 32804, 65608, 116407, 131216, 232814, 274247, 465628, 548494, 931256, 1096988, 1862512, 2193976, 4387952, 16180573, 32361146, 64722292, 129444584, 258889168]

約数ペア:

[(1, 258889168), (2, 129444584), (4, 64722292), (8, 32361146), (16, 16180573), (59, 4387952), (118, 2193976), (139, 1862512), (236, 1096988), (278, 931256), (472, 548494), (556, 465628), (944, 274247), (1112, 232814), (1973, 131216), (2224, 116407), (3946, 65608), (7892, 32804), (8201, 31568), (15784, 16402)]