80216016

素因数分解:

$2^4\times 3^1\times {\mathrm{131}}^1\times {\mathrm{12757}}^1$

素因数の和:12899

約数の個数: 40

約数和(自身を含む): 208822944

約数和(自身を除く): 128606928

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 131, 262, 393, 524, 786, 1048, 1572, 2096, 3144, 6288, 12757, 25514, 38271, 51028, 76542, 102056, 153084, 204112, 306168, 612336, 1671167, 3342334, 5013501, 6684668, 10027002, 13369336, 20054004, 26738672, 40108008, 80216016]

約数ペア:

[(1, 80216016), (2, 40108008), (3, 26738672), (4, 20054004), (6, 13369336), (8, 10027002), (12, 6684668), (16, 5013501), (24, 3342334), (48, 1671167), (131, 612336), (262, 306168), (393, 204112), (524, 153084), (786, 102056), (1048, 76542), (1572, 51028), (2096, 38271), (3144, 25514), (6288, 12757)]