66530870

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{15581}}^1$

素因数の和:15656

約数の個数: 32

約数和(自身を含む): 139116096

約数和(自身を除く): 72585226

約数列:

[1, 2, 5, 7, 10, 14, 35, 61, 70, 122, 305, 427, 610, 854, 2135, 4270, 15581, 31162, 77905, 109067, 155810, 218134, 545335, 950441, 1090670, 1900882, 4752205, 6653087, 9504410, 13306174, 33265435, 66530870]

約数ペア:

[(1, 66530870), (2, 33265435), (5, 13306174), (7, 9504410), (10, 6653087), (14, 4752205), (35, 1900882), (61, 1090670), (70, 950441), (122, 545335), (305, 218134), (427, 155810), (610, 109067), (854, 77905), (2135, 31162), (4270, 15581)]