72900656

素因数分解:

$2^4\times {\mathrm{37}}^1\times {\mathrm{123143}}^1$

素因数の和:123188

約数の個数: 20

約数和(自身を含む): 145063632

約数和(自身を除く): 72162976

約数列:

[1, 2, 4, 8, 16, 37, 74, 148, 296, 592, 123143, 246286, 492572, 985144, 1970288, 4556291, 9112582, 18225164, 36450328, 72900656]

約数ペア:

[(1, 72900656), (2, 36450328), (4, 18225164), (8, 9112582), (16, 4556291), (37, 1970288), (74, 985144), (148, 492572), (296, 246286), (592, 123143)]