87901520

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{156967}}^1$

素因数の和:156987

約数の個数: 40

約数和(自身を含む): 233568384

約数和(自身を除く): 145666864

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 156967, 313934, 627868, 784835, 1098769, 1255736, 1569670, 2197538, 2511472, 3139340, 4395076, 5493845, 6278680, 8790152, 10987690, 12557360, 17580304, 21975380, 43950760, 87901520]

約数ペア:

[(1, 87901520), (2, 43950760), (4, 21975380), (5, 17580304), (7, 12557360), (8, 10987690), (10, 8790152), (14, 6278680), (16, 5493845), (20, 4395076), (28, 3139340), (35, 2511472), (40, 2197538), (56, 1569670), (70, 1255736), (80, 1098769), (112, 784835), (140, 627868), (280, 313934), (560, 156967)]