81613096

素因数分解:

$2^3\times {\mathrm{109}}^1\times {\mathrm{173}}^1\times {\mathrm{541}}^1$

素因数の和:829

約数の個数: 32

約数和(自身を含む): 155608200

約数和(自身を除く): 73995104

約数列:

[1, 2, 4, 8, 109, 173, 218, 346, 436, 541, 692, 872, 1082, 1384, 2164, 4328, 18857, 37714, 58969, 75428, 93593, 117938, 150856, 187186, 235876, 374372, 471752, 748744, 10201637, 20403274, 40806548, 81613096]

約数ペア:

[(1, 81613096), (2, 40806548), (4, 20403274), (8, 10201637), (109, 748744), (173, 471752), (218, 374372), (346, 235876), (436, 187186), (541, 150856), (692, 117938), (872, 93593), (1082, 75428), (1384, 58969), (2164, 37714), (4328, 18857)]