81216210

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{107}}^1\times {\mathrm{25301}}^1$

素因数の和:25418

約数の個数: 32

約数和(自身を含む): 196748352

約数和(自身を除く): 115532142

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 107, 214, 321, 535, 642, 1070, 1605, 3210, 25301, 50602, 75903, 126505, 151806, 253010, 379515, 759030, 2707207, 5414414, 8121621, 13536035, 16243242, 27072070, 40608105, 81216210]

約数ペア:

[(1, 81216210), (2, 40608105), (3, 27072070), (5, 16243242), (6, 13536035), (10, 8121621), (15, 5414414), (30, 2707207), (107, 759030), (214, 379515), (321, 253010), (535, 151806), (642, 126505), (1070, 75903), (1605, 50602), (3210, 25301)]