689880575

素因数分解:

$5^2\times {\mathrm{67}}^1\times {\mathrm{241}}^1\times {\mathrm{1709}}^1$

素因数の和:2027

約数の個数: 24

約数和(自身を含む): 872332560

約数和(自身を除く): 182451985

約数列:

[1, 5, 25, 67, 241, 335, 1205, 1675, 1709, 6025, 8545, 16147, 42725, 80735, 114503, 403675, 411869, 572515, 2059345, 2862575, 10296725, 27595223, 137976115, 689880575]

約数ペア:

[(1, 689880575), (5, 137976115), (25, 27595223), (67, 10296725), (241, 2862575), (335, 2059345), (1205, 572515), (1675, 411869), (1709, 403675), (6025, 114503), (8545, 80735), (16147, 42725)]