87115520

素因数分解:

$2^8\times 5^1\times {\mathrm{68059}}^1$

素因数の和:68080

約数の個数: 36

約数和(自身を含む): 208671960

約数和(自身を除く): 121556440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 68059, 136118, 272236, 340295, 544472, 680590, 1088944, 1361180, 2177888, 2722360, 4355776, 5444720, 8711552, 10889440, 17423104, 21778880, 43557760, 87115520]

約数ペア:

[(1, 87115520), (2, 43557760), (4, 21778880), (5, 17423104), (8, 10889440), (10, 8711552), (16, 5444720), (20, 4355776), (32, 2722360), (40, 2177888), (64, 1361180), (80, 1088944), (128, 680590), (160, 544472), (256, 340295), (320, 272236), (640, 136118), (1280, 68059)]